Search references for SPACE MAIL. Phrases containing SPACE MAIL
See searches and references containing SPACE MAIL!SPACE MAIL
1980 Issac Asimov short story collection
Space Mail is an anthology of science fiction short works edited by Isaac Asimov, Martin H. Greenberg, and Joseph Olander. It contains a series of short
Space_Mail
British tabloid newspaper
The Daily Mail, often known simply as the Mail, is a British daily middle-market tabloid-size conservative newspaper founded in 1896 and published in London
Daily_Mail
American email service
Yahoo! Mail (also written as Yahoo Mail) is a mailbox provider by Yahoo. It is one of the largest email services worldwide, with 225 million users. It
Yahoo_Mail
Mail sent using electronic means
Electronic mail (usually shortened to email; alternatively hyphenated e-mail) is a method of transmitting and receiving digital messages using electronic
Space Mail, Volume II is an anthology of science fiction short works edited by Isaac Asimov, Martin H. Greenberg, Charles G. Waugh. It was first published
Space_Mail,_Volume_II
System for transporting documents and other small packages
The mail, or post, is a system for physically transporting postcards, letters, and parcels. A postal service can be private or public, though many governments
Automated message from an email system
hard drive of the server has insufficient space. When sending an e-mail, the service from which the e-mail is sent may be unable to reach the destination
Bounce_message
Russian free email service
Yandex Mail (Russian: Яндекс Почта, romanized: Yandeks Pochta; formerly stylised as Yandex.Mail) is a Russian free email service developed by Yandex. It
Yandex_Mail
Answers to common questions on a topic
coined the acronym FAQ for use on the SPACE mailing list. The format was subsequently adopted by other mailing lists and Usenet newsgroups. FAQs were
FAQ
(DAW Books) Space Mail, Volume II* (Fawcett Crest) Tantalizing Locked Room Mysteries* (Walker) TV: 2000* (Fawcett Crest) Laughing Space* (Houghton Mifflin)
Isaac Asimov bibliography (chronological)
Isaac_Asimov_bibliography_(chronological)
Postal service company in the United Kingdom
Royal Mail Group Limited, trading as Royal Mail, is a British postal service and courier company. It is owned by International Distribution Services.
Royal_Mail
English-language newspaper in Canada
The Globe and Mail is a Canadian newspaper printed in five cities in western and central Canada. With a weekly readership of more than 6 million in 2024
The_Globe_and_Mail
American spaceflight and AI company
Michael (October 27, 2020). "SpaceX prices Starlink satellite internet service at $99 per month, according to e-mail". CNBC. Archived from the original
SpaceX
End-to-end encrypted email service
space was added to the official name of the service, transitioning from ProtonMail to Proton Mail. In February 2023 a new version of the Proton Mail Bridge
Proton_Mail
Email service provided by Google
Google's mail servers automatically scan emails to filter spam and malware. On April 1, 2004, Gmail was launched with one gigabyte (GB) of storage space, a
Gmail
Play-by-mail space combat game
Star Empires is a space-based play-by-mail (PBM) space opera. Designed and published by Geoff Squibb in 1984 in the United Kingdom, the game was hand-moderated
Star Empires (play-by-mail game)
Star_Empires_(play-by-mail_game)
Email client by Apple
Mail, also known as Apple Mail, is an email client included by Apple with its operating systems macOS, iOS, iPadOS, watchOS, and visionOS. Mail grew out
Apple_Mail
Identifier of the destination where email messages are delivered
org (space between the quotes) "jane..doe"@example.org (quoted double dot) [email protected] (bangified host route used for UUCP mailers) "very
Email_address
Personal armour of metal links
Mail (sometimes spelled maille and, since the 18th century, colloquially referred to as chain mail, chainmail, or chain-mail) is a type of armour consisting
Chain_mail
Science fiction play-by-mail game
science fiction play-by-mail game of expansion and conquest published by Zephyr Enterprises and MBT Games. A game of space exploration and conquest,
Continuum_(play-by-mail_game)
Microsoft webmail service
and 31, 2001. In 2004, Google announced its own mail service, Gmail. Featuring greater storage space, speed, and interface flexibility, it spurred a wave
Outlook.com
Science fiction play-by-mail game
given its design." List of play-by-mail games Star Venture Jones, Stefan (May–June 1980). "Capsule Reviews". The Space Gamer. No. 28. p. 26. Fawcett, Bill
Starmaster (play-by-mail game)
Starmaster_(play-by-mail_game)
play-by-mail games in this list largely comes from these magazines, whether from reviews or advertisements, as well as additional magazines such as Space Gamer/Fantasy
List_of_play-by-mail_games
Space-based play-by-mail game
Space Battle is a play-by-mail game that was published by Flying Buffalo beginning in 1980. Space Battle was a game that involved two teams of ten players
Space Battle (play-by-mail game)
Space_Battle_(play-by-mail_game)
1968 film by Stanley Kubrick
cinema". The Globe and Mail. Archived from the original on 17 March 2016. Retrieved 15 March 2016. "Behind the Scenes of 2001: A Space Odyssey, the Strangest
2001:_A_Space_Odyssey
Play-by-mail space opera
dueling skill, and reputation as a Pirate. Smuggler's Run was a play-by-mail space opera. The game was computer-moderated and open-ended. It was published
Smuggler's Run (play-by-mail game)
Smuggler's_Run_(play-by-mail_game)
Play-by-mail space combat game
Centurion is a space-based play-by-mail (PBM) game. Centurion was a closed-ended space-based play-by-mail wargame. It was based on the tabletop game Centurion
Centurion_(play-by-mail_game)
Play-by-mail role-playing game
or Starsaga) is a open-ended, mixed-moderated, science fiction, play-by-mail (PBM) game. Infinite Odysseys published the game beginning in 1987, further
Star_Saga_(play-by-mail_game)
Hybrid mail process of the US in WWII
National Postal Museum, "V-mail ensured that thousands of tons of shipping space could be reserved for war materials. The 37 mail bags required to carry 150
V-mail
Space Combat is a play-by-mail game that was published by Twin Engine Gaming. It was computer moderated. Space Combat was a game of tactical space combat
Space Combat (play-by-mail game)
Space_Combat_(play-by-mail_game)
Ongoing space research program
The International Space Station program is the space program of the International Space Station. It is tied together by a complex set of legal, political
International Space Station program
International_Space_Station_program
Artistic movement centered on sending small-scale works through the postal service
than being dependent on the ability to locate and secure exhibition space. Mail art can be seen as anticipating the cyber communities founded on the
Mail_art
Modular space station in low Earth orbit
The International Space Station (ISS) is a space station in low Earth orbit (LEO). It is the product of the International Space Station program and is
International_Space_Station
Bibliography of the books written or edited by Isaac Asimov
System and Back The Solar System Space Garbage Space Mail Space Mail, Volume II Space Shuttles The Space Spotter's Guide Speculations Spells The Sport of
Isaac Asimov bibliography (alphabetical)
Isaac_Asimov_bibliography_(alphabetical)
Commander Paul Reiche III: World Tour Golf, Strange Adventures in Infinite Space, Mail Order Monsters, the Star Control series, the Archon series, the Starflight
List_of_video_game_designers
Fantasy role-playing game
Beyond the Stellar Empire (or BSE) is a space opera play-by-email (PBM) game originally published by Adventures By Mail in 1983. BSE was set in the future
Beyond_the_Stellar_Empire
Science fiction play-by-mail game
Galactic Conflict is a space-based, computer-moderated, play-by-mail game originally published by Flying Buffalo in 1982. As August 2021, Rick Loomis
Galactic_Conflict
American academic, anthologist (1941–2011)
(1979) The Science Fictional Solar System (1979) Space Mail (1980) Science Fiction A to Z (1982) Space Mail, Volume II (1982) TV: 2000 (1982) The Fantasy
Martin_H._Greenberg
Medieval fantasy play-by-mail wargame
Midgard is an open-ended, medieval fantasy play-by-mail game. It was published in 1984 by Time Space Simulations. Through 1996, the game passed through
Midgard_(play-by-mail_game)
Play-by-mail space exploration game
Starweb (or StarWeb) is a closed-end, space-based, play-by-mail (PBM) game. First published by Flying Buffalo Inc. in 1975, it was the company's second
Starweb
Mail delivery by rockets or missiles
Rocket mail is the delivery of mail by rocket or missile. The rocket lands by deploying an internal parachute upon arrival. It has been attempted by various
Rocket_mail
2003 American spaceflight accident
On February 1, 2003, Space Shuttle Columbia disintegrated as it re-entered the atmosphere over Texas and Louisiana, killing all seven astronauts on board
Space Shuttle Columbia disaster
Space_Shuttle_Columbia_disaster
1984 play-by-mail space combat game
Mobius I is a closed-end, space-based play-by-mail (PBM) wargame of space conquest. The game was first published in 1984 by Mobius Games and was subsequently
Mobius_I
American commercial email service
MCI Mail was one of the first commercial email services in the United States and predates the widespread adoption of the Internet. The MCI Mail service
MCI_Mail
Distribution of advertising by direct mail or letterbox drop
Advertising mail, also known as direct mail (by its senders), junk mail (by its recipients), mailshot or admail (North America), letterbox drop or letterboxing
Advertising_mail
1999 film by Mike Judge
"Office Space". Entertainment Weekly. Retrieved May 17, 2023. Groen, Rick (February 19, 1999). "Workplace satire almost does the job". Globe and Mail. Toronto
Office_Space
Play-by-mail role-playing game
Cluster Lords is a closed-end, play-by-mail science fiction, space opera. Palace Simulations published the game which was available for play in 1992.
Cluster_Lords
Play-by-mail space combat game
moderated, space-based play-by-mail (PBM) wargame. The Next Empire, or TNE, was a closed-ended, computer-moderated, space-based play-by-mail wargame published
The_Next_Empire
Independent agency of the U.S. federal government
United States Postal Service (USPS; also known as the Post Office, U.S. Mail, or simply the Postal Service) is an independent agency of the executive
United_States_Postal_Service
Games played through postal mail, email or other digital media
settings, space opera, inner city gangs, or more unusual ones such as assuming the role of a microorganism or a monster. The earliest play-by-mail games developed
Play-by-mail_game
Space-based play-by-mail game
Zorphwar is a closed-end play-by-mail game that was published in 1980. The game was designed by Mike Shefler and published under Zorph Enterprises. Shefler
Zorphwar
Play-by-mail role-playing game
is a closed-end, play-by-mail science fiction space opera game. Set in the year 2050, it features 100 players leading space corporations competing to
Belter_(play-by-mail_game)
Science fiction play-by-mail game
Capitol is a closed-end, computer-moderated play-by-mail game created and moderated by Adventures by Mail (ABM) beginning in 1983. Capitol involved twelve
Capitol_(play-by-mail_game)
1985 play-by-mail space combat game
Spiral Arm I or Spiral Arm II) is a closed-end, computer-moderated, space-based play-by-mail (PBM) game. Designed in 1983 and launched afterward by Kevin Flynn
Spiral_Arm_(game)
American novelist
Fiction Hall of Fame, Volume One (1970), Women of Wonder (1975), and Space Mail (1980) "Survival Ship", Worlds Beyond (January 1951); anthologized in
Judith_Merril
Space role-playing game
Destiny was a play-by-mail game created by Maelstrom Games in the early 1990s. It was a "low to moderately complex" game of space conquest for twelve players
Lords_of_Destiny
This is a list of mail server software: mail transfer agents, mail delivery agents, and other computer software which provide e-mail. All such figures
List_of_mail_server_software
Internet service provider
offered. Additional user services include Usenet feed, personal web space, mailing lists, and email aliases. As of 2012, there were approximately 1750
The World (Internet service provider)
The_World_(Internet_service_provider)
Type of postal service
Military mail, as opposed to civilian mail, refers to the postal services provided by armed forces that allow serving members to send and receive mail. Military
Military_mail
Play-by-mail science fiction game
open-ended, mixed-moderated play-by-mail (PBM) game that was published by Mindgate. Stars of the Dark Well was a PBM space opera published by Mindgate. After
Stars_of_the_Dark_Well
Play-by-mail space combat game
G.P.) is a closed-end, play-by-mail (PBM) wargame. Galactic Prisoners was a space-based, science fiction play-by-mail game published by Grandel, Inc.
Galactic_Prisoners
Play-by-mail space combat game
Starglobe (also StarGlobe, Starglobe+, or Starglobe Plus) is a space-based play-by-mail (PBM) role-playing game. It was open-ended and both computer and
Starglobe
Space-based play-by-mail game
Universe II is a computer-moderated, science fiction, play-by-mail game designed by Jon Clemens and published by Clemens and Associates, Inc. in 1979.
Universe_II
Play-by-mail space exploration game
The Weapon is a closed-ended, science fiction, play-by-mail (PBM) game. Dan Ealy designed the game to run on the Apple II. Memory limitations restricted
The_Weapon_(game)
Science fiction play-by-mail game
Cyborg is a play-by-mail game that was published by Integral Games beginning in 1981. Cyborg was a game in which players control computer complexes two
Cyborg_(play-by-mail_game)
Science fiction play-by-mail game
revising the player communication system. Warp Force One was a play-by-mail space exploration game where 16 players vied for control of 50–60 star systems
Warp_Force_Empires
Defunct Apple service
Shuttle to call up GEIS' network from space. The Shuttle's e-mail address was secret, but exposed to GEIS' e-mail network as any other AppleLink address
AppleLink
Science fiction play-by-mail game
Space 101 is a space-based, science fiction play-by-mail (PBM) game run by C2 Simulations. The game was closed-end and computer-moderated. Playtest began
Space_101
Play-by-mail space combat game
II) is a computer moderated, play-by-mail (PBM) game of space conflict. Supernova II was a play-by-mail game of space conflict designed by Peter Donnan and
Supernova_II
Science fiction role-playing game
closed-end, computer-moderated play-by-mail (PBM) game that was published by Superior Simulations. It was a turn-based space fantasy game designed by John M
Ad_Astra_(play-by-mail_game)
Email address to which bounce messages are delivered
MAIL FROM command was placed on a line beginning with "From" followed by a single space, the "From_" term uses an underscore to represent the space to
Bounce_address
Space-based play-by-mail game
an open-ended, computer moderated, space-based play-by-email (PBeM) game. Advent Games launched it as a play-by-mail game in 1982 with a subsequent game
Takamo
points. Astrophilately: Walter Hopferwieser (Austria) for "From Rocket Mail to Space Mail" (92 points) Thematic Philately: Four exhibits tied on 96 points.
World_Stamp_Show-NY_2016
railway mail pay question by the Interstate Commerce Commission. Space basis on trial was inaugurated November 1, 1916, resulting in an increase in mail pay
Post Office Appropriation Act of 1916
Post_Office_Appropriation_Act_of_1916
Science fiction play-by-mail game
"obviously only for those space gamers who wish to immerse themselves totally in the role of Ruler of the galaxy." List of play-by-mail games Flying Buffalo
Empyrean_Challenge
1990s play-by-mail space opera
The Orion Nebula is an open-end, mixed-moderated, play-by-mail (PBM) space opera. It was published by the Orpheus Publishing Corporation in January 1990
The_Orion_Nebula
Monoplane flown solo by Charles Lindbergh
(5,800 km). He also flew this aircraft on numerous occasions, delivering mail in and out of the United States. One of the best-known aircraft in the world
Spirit_of_St._Louis
British science fiction writer (1917–2008)
series host. Clarke was a science fiction writer, an avid populariser of space travel, and a futurist of distinguished ability. He wrote many books and
Arthur_C._Clarke
Play-by-mail space combat game
a space-based open-end, play-by-mail (PBM) wargame. Galactic Empires was a computer moderated. open-ended, space-based, science fiction play-by-mail wargame
Galactic_Empires_(game)
Play-by-mail space combat game
(or OTD) is an open-ended, computer moderated, science fiction, play-by-mail (PBM) wargame. It was published by Twin Engine Gaming in September 1985.
Out_Time_Days
2026 film by Phil Lord and Christopher Miller
galaxy-sized charm keeps Project Hail Mary from drifting into deep space". The Globe and Mail. Retrieved March 11, 2026. Nicholson, Amy (March 18, 2026). "Review:
Project_Hail_Mary_(film)
American social networking service
most users. eUniverse used its 20 million users and e-mail subscribers to breathe life into MySpace and move it to the head of the pack of social networking
Myspace
Businessman and public official (born 1971)
former public official who is the CEO and largest shareholder of Tesla and SpaceX. Musk has been the wealthiest person in the world since 2025, and became
Elon_Musk
Science fiction role-playing game
Cosmic Crusaders is a play-by-mail game (PBM) of tactical space combat that was published by Genesis Games Design beginning in 1993. The game was closed-end
Cosmic_Crusaders
Play-by-mail fantasy game
playing Stalingrad by mail in this period. "Rick Loomis is generally recognized as the founder of the PBM industry." — The Editors of Space Gamer Magazine,
Heroic_Fantasy
Canadian space technology company
The Globe and Mail. 10 July 2012. Retrieved 20 November 2020. Loral Space & Communications (2 November 2012). "Loral Closes Sale of Space Systems/Loral
MDA_Space
American web portal
search engine Yahoo Search and related services including My Yahoo, Yahoo Mail, Yahoo News, Yahoo Finance, Yahoo Sports, y!entertainment, yahoo!life, and
Yahoo
1980s space-based play-by-mail game
Starlord is an open-ended, computer moderated, space-based play-by-mail game. Designed and moderated by Mike Singleton, gameplay began initially in the
Starlord_(play-by-mail_game)
Indian national space and aeronautics agency
The Indian Space Research Organisation (ISRO /ˈɪsroʊ/) is the national space agency of India, headquartered in Bengaluru, Karnataka. It serves as the
ISRO
Space-based play-by-mail game of intrigue
Power (also Power+) is a closed-end, computer-moderated, play-by-mail space-based game of intrigue. It was published by Entertainment Concepts Inc. (ECI)
Power_(game)
Play-by-mail space exploration game
Galac-Tac is a closed-end, science fiction, play-by-mail (PBM) wargame, first published by Phoenix Publications in 1982. By 1990, the publisher had changed
Galac-Tac
Separation Ship mail [ru] Siege mail Siderography Slogan cancellation Socked on the nose (SON) Souvenir card Souvenir sheet Space cover Space mail Special delivery
Index_of_philatelic_articles
LAN-based email system
periodically for necessary maintenance (such as recovering disk space from deleted messages). The cc:Mail message store is based on a related set of files including
Cc:Mail
California historic landmark
built the Butterfield Overland Mail Company rented space from the Bella Union Hotel. The Los Angeles Butterfield Overland Mail Company closed in 1861. In
Mirror_Building
Postal delivery company in the UK
mail. Overall, Whistl handles more than 3.6 billion mail and parcel items annually and has over 1 million square feet of fulfilment warehouse space across
Whistl
Space technology using tethers
A number of space tethers have been deployed in space missions. Tether satellites can be used for various purposes including research into tether propulsion
Space_tether_missions
into the first mail systems. Most developers of early mainframes and minicomputers developed similar, but generally incompatible, mail applications. Over
History_of_email
US marketing automation platform and email marketing service
Headcount and Office Space". Archived from the original on 8 December 2015. Retrieved 8 December 2015. "Email Marketing Software Comparison: MailChimp vs. GetResponse
Mailchimp
serious injury. These include incidents during flight or training for crewed space missions and testing, assembly, preparation, or flight of crewed and robotic
List of spaceflight-related accidents and incidents
List_of_spaceflight-related_accidents_and_incidents
Short story by L. Sprague de Camp
2005), as well as the anthologies Alpha Three (Ballantine Books, 1972), Space Mail, Volume II (Fawcett Crest, 1982), Analog: Writers' Choice (Davis Publications
Aristotle_and_the_Gun
SPACE MAIL
SPACE MAIL
Boy/Male
Tamil
Antareeksh | அஂதரீகà¯à®·
Space
Antareeksh | அஂதரீகà¯à®·
Boy/Male
Hindu
Space
Boy/Male
Bengali, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi, Telugu
Limitless Space
Girl/Female
Indian, Japanese, Tamil
Space; Star
Boy/Male
Hindu, Indian
Space; Outer Space; Sky
Male
English
English surname transferred to forename use, derived from the French personal name Pascal, PACE means "Passover; Easter."
Girl/Female
Tamil
Antariksha | அஂதரிகà¯à®·
Space, Sky
Antariksha | அஂதரிகà¯à®·
Boy/Male
Tamil
Antariksh | அஂதரிகà¯à®·
Space
Antariksh | அஂதரிகà¯à®·
Surname or Lastname
English and Irish
English and Irish : variant of Stacey.
Girl/Female
Indian, Telugu
Space
Surname or Lastname
English
English : from a vernacular short form of the Latin personal name Paschalis (see Pascal, Italian Pasquale).nickname for a mild-mannered and peaceable person, from Middle English pace, pece ‘peace’, ‘concord’, ‘amity’ (via Anglo-Norman French from Latin pax, genitive pacis).Italian : from the medieval personal name Pace, used for both men and women, from the word pace ‘peace’ (see 1).
Girl/Female
Hindu, Indian, Marathi
Space; Sky
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Space; Universe
Surname or Lastname
English
English : nickname for a frugal person, from Middle English spare ‘sparing’, ‘frugal’.
Boy/Male
Hindu
Space
Boy/Male
Hindu, Indian
Space; Sky
Surname or Lastname
English or Scottish
English or Scottish : unexplained.
Boy/Male
Tamil
Antrix | அஂதà¯à®°à¯€à®•à¯à®·
Space
Antrix | அஂதà¯à®°à¯€à®•à¯à®·
Girl/Female
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sanskrit, Tamil, Telugu
Space; Sky
Boy/Male
Hindu
Space
SPACE MAIL
SPACE MAIL
Boy/Male
Tamil
Ravi Chakra | ரவீசகà¯à®°      Â
The Sun
Boy/Male
Australian, Indonesian, Slovenia
Young Man
Girl/Female
Tamil
Love, Merciful or compassionate
Girl/Female
Arabic, Muslim, Sindhi
One who Speaks
Surname or Lastname
English
English : unexplained.Probably an altered spelling of Dutch Connart or German Kohnert or Kuhnert, all of which derive from a Germanic personal name formed with kÅne kuoni ‘bold’, ‘daring’.
Boy/Male
Australian, Biblical, British, Christian, English
Pain; Force; Iniquity
Boy/Male
Hindu, Indian, Traditional
Long Lived; Immortal
Boy/Male
Arabic, Muslim
Well-known; Distinguished; Eminent
Boy/Male
Indian, Punjabi, Sikh
Having the Fearless God Support
Boy/Male
Indian, Punjabi, Sikh
Victory of Creation
SPACE MAIL
SPACE MAIL
SPACE MAIL
SPACE MAIL
SPACE MAIL
n.
To arrange or adjust the spaces in or between; as, to space words, lines, or letters.
n.
Figuratively, that which enriches or alters the quality of a thing in a small degree, as spice alters the taste of food; that which gives zest or pungency; a slight flavoring; a relish; hence, a small quantity or admixture; a sprinkling; as, a spice of mischief.
v. t.
To season with spice, or as with spice; to mix aromatic or pungent substances with; to flavor; to season; as, to spice wine; to spice one's words with wit.
n.
One of the intervals, or open places, between the lines of the staff.
v. t.
To measure by steps or paces; as, to pace a piece of ground.
v. t.
Being over and above what is necessary, or what must be used or reserved; not wanted, or not used; superfluous; as, I have no spare time.
imp. & p. p.
of Space
n.
A quantity or portion of extension; distance from one thing to another; an interval between any two or more objects; as, the space between two stars or two hills; the sound was heard for the space of a mile.
n.
The distance or interval between words or letters in the lines, or between lines, as in books.
n.
One of that suit of cards each of which bears one or more figures resembling a spade.
n.
To walk; to rove; to roam.
v. t.
Scanty; not abundant or plentiful; as, a spare diet.
n.
Manner of stepping or moving; gait; walk; as, the walk, trot, canter, gallop, and amble are paces of the horse; a swaggering pace; a quick pace.
v. t.
To dig with a spade; to pare off the sward of, as land, with a spade.
n.
The right of bowling again at a full set of pins, after having knocked all the pins down in less than three bowls. If all the pins are knocked down in one bowl it is a double spare; in two bowls, a single spare.
adv.
With a quick pace; quick; fast; speedily.
v. t.
To develop, guide, or control the pace or paces of; to teach the pace; to break in.
v. t.
Held in reserve, to be used in an emergency; as, a spare anchor; a spare bed or room.
n.
Space.
n.
A small piece of metal cast lower than a face type, so as not to receive the ink in printing, -- used to separate words or letters.