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Late 19th-century machine for summarizing information stored on punch cards
Hollerith Electric Tabulating System, specializing in punched card data processing equipment. In 1896, he incorporated the Tabulating Machine Company. In that
Tabulating_machine
Former American business machines company
Hollerith Electric Tabulating System, specializing in punched card data processing equipment. In 1896 he incorporated as the Tabulating Machine Company and in
Computing-Tabulating-Recording Company
Computing-Tabulating-Recording_Company
American statistician and inventor
electromechanical tabulating machine for punched cards to assist in summarizing information and, later, in accounting. His invention of the punched card tabulating machine
Herman_Hollerith
The British Tabulating Machine Company (BTM) was a firm which manufactured and sold Hollerith unit record equipment and other data-processing equipment
British Tabulating Machine Company
British_Tabulating_Machine_Company
Electromechanical machines which processed data using punch cards
and Carroll D. Wright 1893–1897, tabulations are done using equipment supplied by Hollerith. 1896: The Tabulating Machine Company founded by Hollerith, trade
Unit_record_equipment
German subsidiary of IBM
all of Hollerith's The Tabulating Machine Company patents in 1910, and created Dehomag in Germany. In 1911 The Tabulating Machine Company was amalgamated
Dehomag
Early 20th-century tabulating machine
producer of tabulating machines. It was a predecessor to the Unisys corporation. In 1890, the government began leasing tabulating machines from Herman
Powers_Accounting_Machine
Paper-based recording medium
one could collect all the cards for the day and put them into a tabulating machine that sorted the cards by birth country into separate bins or hoppers
Punched_card
Tabulating machine introduced in 1949
The IBM 402 and IBM 403 Accounting Machines are tabulating machines introduced by International Business Machines in the late 1940s. The 402 can read punched
IBM_402
Early British computer for businesss
The Hollerith Electronic Computer (HEC) was produced by the British Tabulating Machine Company (BTM) and was based on a design by Professor Andrew Booth
Hollerith_Electronic_Computer
machine is a somewhat obsolete term for a machine that assists in the clerical activities common in business companies. Examples include: Tabulating machine
Business_machine
Control device attached to weaving looms
to store information a step further when he created a punched card tabulating machine which he used to input data for the 1890 United States census. A large
Jacquard_machine
equipment. In 1915, Powers Tabulating Machine Company established European operations through the Accounting and Tabulating Machine Company of Great Britain
Powers-Samas
American multinational technology company
renamed "International Business Machines" in 1924 and soon became the leading manufacturer of punch-card tabulating systems. During the 1960s and 1970s
IBM
Codebreaking device created at Bletchley Park (United Kingdom)
design and construction was the work of Harold Keen of the British Tabulating Machine Company. The first bombe, code-named Victory, was installed in March
Bombe
Tabulating machine introduced in 1949
The IBM 407 Accounting Machine, introduced in 1949, was one of a long line of IBM tabulating machines dating back to the days of Herman Hollerith. It had
IBM_407
Machine used to vote in elections
centrally. Voting machines should not be confused with tabulating machines, which count votes done by paper ballot. Voting machines differ in usability
Voting_machine
Diagram showing organizational structure
Tabulating Machine Company pyramid style organizational chart, 1917 with directors, officers, and various systems
Organizational_chart
Overview of and topical guide to machines
engineering Paper machine Second Industrial Revolution Simple machine Tabulating machine Threshing machine Vending machine Washing machine The mathematical
Outline_of_machines
card-based data tabulating machines and time clocks. In 1911, these entities were unified under the umbrella of the Computing-Tabulating-Recording Company
History_of_IBM
type of machine is generally distinct from unit record equipment (some unit record tabulating machines were also called "accounting machines"). Burroughs
Accounting_machine
Powered mechanical device
actuators that make robotic systems possible. Charles Babbage designed machines to tabulate logarithms and other functions in 1837. His Difference engine can
Machine
British computer manufacturer
computer manufacturer, formed in 1959 by a merger of the British Tabulating Machine Company (BTM) and Powers-Samas. In 1963 it acquired the business computer
International Computers and Tabulators
International_Computers_and_Tabulators
Topics referred to by the same term
the free dictionary. Tabulator may refer to: Tabulating machine, a punched card data processing machine that preceded the computer Tab key (↹), a standard
Tabulator
Topics referred to by the same term
Data processing machine may refer to: Component or equipment used as part of a Data processing system Accounting machine Tabulating machine Computer, in
Data_processing_machine
Electronic voting systems company
electronic voting hardware and software, including voting machines and tabulating machines, in Canada and the United States. In 2025, Scott Leiendecker
Dominion_Voting_Systems
Neighborhood of Washington, United States
including: Canal Square Building, 1054 31st Street, NW, former home of the Tabulating Machine Company, a direct precursor of IBM The City Tavern Club, built in
Georgetown_(Washington,_D.C.)
British engineer
began studying Electrical Engineering. In 1912 he joined the British Tabulating Machine Company (BTM), established to import and assemble American punched
Harold_Keen
Person who oversees the running of computer systems
series[citation needed] were called tabulating equipment. The 1980 census specifically counted Tab operators ("Tabulating-machine operator"). A tape librarian
Computer_operator
Hollerith Electric Tabulating System, specialising in punched card data processing equipment. In 1896 he incorporated as the Tabulating Machine Company. 1889
List of mergers and acquisitions by IBM
List_of_mergers_and_acquisitions_by_IBM
10th US national census
the Census Bureau contracted Herman Hollerith to design and build a tabulating machine to be used for the next census. The 1880 census also led to the discovery
1880_United_States_census
American statistician
the 12th census in 1900. After Herman Hollerith's electromechanical tabulating machine was first used in the 11th census, it allowed North's administration
S._N._D._North
American politician and convicted felon (born 1955)
and manually check those results against the results issued by a tabulation machine. On November 19, 2020, Peters signed off on the results of the risk-limiting
Tina_Peters_(politician)
Mechanical machine for arithmetic operations for absolute calculators
become obsolete. Abacus Adding machine Calculator History of computing hardware Mechanical computer Tabulating machine George Brown (inventor) An obsolete
Mechanical_calculator
Data input device
Jacquard machine Glossary of computer hardware terms Memory card Physical security Punched card Punched card input/output Tabulating machine Unit record
Card_reader
Computer built using discrete transistors
1401 designed to replace punched card tabulating machine, and the desk-sized 1620, a variable length decimal machine. IBM's 7000 and 1400 series included
Transistor_computer
Digital counters using mechanical components
accumulate totals in tabulating machines that pioneered the data processing industry. Older fuel dispensers (gas pumps) Mechanical voting machines Tally counters
Mechanical_counter
American businessman (1850–1934)
formed the Computing-Tabulating-Recording Company through an amalgamation of stock acquisition of four companies: Tabulating Machine Company, International
Charles_Ranlett_Flint
The IBM 416 was a tabulating machine released in 1941 and produced in Milan. List of IBM products Before the Computer. James Cortada. Princeton University
IBM_416
Norwegian scientist (1882–1925)
where he came into contact with the tabulating machines of those days. The punched cards and the tabulating machines were initially developed by US engineer
Fredrik_Rosing_Bull
Former American manufacturing company
Manufacturing Company, ITR, the Tabulating Machine Company and the Computing Scale Company into the new Computing-Tabulating-Recording Company (CTR) holding
Bundy_Manufacturing_Company
1941 memorandum from Bletchley Park to Winston Churchill
that skilled male staff in his section and with BTM (the British Tabulating Machine Company at Letchworth) would be called up for military service. Much
Action_This_Day_(memo)
Topics referred to by the same term
(name), a given name and surname Powers Accounting Machine, an early 20th-century tabulating machine Justice Powers (disambiguation) Power (disambiguation)
Powers
Technological innovations that have historically increased productivity
cards through tabulating machines, the holes in the cards allowing electrical contact to increment electronic counters. Tabulating machines were in a category
Productivity-improving technologies
Productivity-improving_technologies
American businessman (1874–1956)
highly effective selling organization, based largely on punched card tabulating machines. Watson authorized providing Nazi Germany with data processing solutions
Thomas_J._Watson
Use of automated methods to process commercial data
other firms to form the Computing-Tabulating-Recording Company, later renamed IBM. The punch-card and tabulation machine business remained the core of electronic
Electronic_data_processing
Control panel using electrical patch cords
groupings were typical of later IBM machines: Read brushes, 80 exit hubs, one for each card column. A tabulating machine might have two or three read stations
Plugboard
1945 essay by Vannevar Bush
existing computing machines are tabulating machines, arithmetic machines. Some are more advanced, like tide-predicting machines, and machines for solving differential
As_We_May_Think
2014 film by Morten Tyldum
under the supervision of chief engineer Harold Keen of the British Tabulating Machine Company. Not one of them was built at Bletchley Park. The overall
The_Imitation_Game
British computer company (1968-2002)
throughout the 1930s and 1940s during the punched card era: British Tabulating Machine Company (BTM) and Powers-Samas. ICT had thus emerged with equipment
International Computers Limited
International_Computers_Limited
Ciphers used by the Imperial Japanese Navy in World War II
Bureau in Singapore. Using a punched card tabulating machine manufactured by International Business Machines, a successful attack was mounted against the
Japanese_naval_codes
Document used to cast votes in an election
optical scanner. Tabulating machines count the ballots either after the polls close or as the voters feed the ballots into the machine, in which case the
Ballot
Machine Company products Sorting Machine Model A Counting Sorting Machine Model B Automatic Tabulating Machine Model A Automatic Tabulating Machine Model
James_Legrand_Powers
Book by Martin Campbell-Kelly
the history of "information machines" from Charles Babbage's difference engine through Herman Hollerith's tabulating machines to the invention of the modern
Computer: A History of the Information Machine
Computer:_A_History_of_the_Information_Machine
Decryption of World War II cipher
Bletchley Park in September 1939. Harold "Doc" Keen of the British Tabulating Machine Company (BTM) in Letchworth (35 kilometres (22 mi) from Bletchley)
Cryptanalysis_of_the_Enigma
Topics referred to by the same term
codename for the code breaking British Bombe made by the British Tabulating Machine Company This disambiguation page lists articles associated with the
Cantab
Chronological list of advancements
Traffic Control Devices adopted the design in 1954. 1890 Tabulating machine The tabulating machine is an electrical device designed to assist in summarizing
Timeline of United States inventions (1890–1945)
Timeline_of_United_States_inventions_(1890–1945)
Set of methods for supervised statistical learning
In machine learning, a support vector machine (SVM) or support vector network is a supervised max-margin model with associated learning algorithms that
Support_vector_machine
Type of voting machine
mechanical voting machine, but recording on ballot cards that could be tabulated on standard punched-card tabulating machines. None of these machines was commercially
Ballot_marking_device
Subtraction Accounting Machine: IBM ATB: Alphabetic Tabulating model B; 1931 IBM ATC: Alphabetic Tabulating model C; 1931? (soon after the ATB) IBM 401: Tabulator;
List_of_IBM_products
Topics referred to by the same term
cost-benefit analysis of immigration on a macroeconomic scale British Tabulating Machine Company, former data-processing equipment company Bronx Terminal Market
BTM
British computer scientist (1922–2022)
APE(X)C eventually led to the HEC series manufactured by the British Tabulating Machine Company, the small scale of the Birkbeck group did not place it in
Kathleen_Booth
2000 U.S. Supreme Court case
also manually examining the approximately six million ballots that tabulating machines had recorded as valid votes to identify votes for presidential candidates
Bush_v._Gore
American manufacturing company
Mark sense Optical character recognition Optical mark recognition Tabulating machine "Test bubble-sheet maker Scantron buys Morrisville firm". BizJournals
Scantron_Corporation
English engineer (1905–1998)
Welchman preferred the views of Wynn-Williams and Keene of the British Tabulating Machine Company (BTM) who had designed and constructed the Bombe and wanted
Tommy_Flowers
Transportation) 】Kawaguchi Electric Tabulation Machine". museum.ipsj.or.jp. Retrieved 2022-07-15. "IBM Tabulators and Accounting Machines". "Percy E. Ludgate Prize
Timeline of computing before 1950
Timeline_of_computing_before_1950
Mechanical connector for rotating parts
single-revolution clutches were applied to numerous small machines. In tabulating machines, for example, pressing the operate key would trip a single
Clutch
Mid-range business decimal computers
1960s. The computers were offered to replace tabulating machines like the IBM 407. The 1400-series machines stored information in magnetic cores as variable-length
IBM_1400_series
Large numeric or alphanumeric display used to convey information
Singapore.[citation needed] American Totalisator Harringay Stadium Tabulating machine The Julius Tote & its Outstanding Engineer EHA Magazine December 2013
Tote_board
Practice of transporting cargo by rail
original on 8 December 2015. Hollerith's Electric Tabulating Machine Archived 30 May 2015 at the Wayback Machine Railroad Gazette, 19 April 1885. "Information
Rail_freight_transport
Corset manufacturing company
and women working for the British Tabulating Machine Company secretly produced components for the decoding machines called Bombes. In September 1957,
Spirella
Research Institution in Kolkata, India
India was procured by ISI. This was HEC-2M, manufactured by British Tabulating Machine Company (BTM). As per the agreement with BTM, ISI was responsible
Indian_Statistical_Institute
Report Program Generator programming language by IBM
ease of transition for IBM tabulating machine (Tab) unit record equipment technicians to the then-new computers. Tab machine technicians were accustomed
IBM_RPG
Device for punching holes into paper cards
first-generation Type 001 keypunch used 45 columns and round holes. In 1923 The Tabulating Machine Company introduced the first electric keypunch, the Type 011 Electric
Keypunch
of IBM. By 1920, electromechanical tabulating machines could add, subtract, and print accumulated totals. Machine functions were directed by inserting
History_of_computing_hardware
market in the 1925 and supplied adding machines to Mitsubishi Shipbuilding. Its competitor was Powers Tabulating Machine (via the Mitsumi Trading Company)
List of international subsidiaries of IBM
List_of_international_subsidiaries_of_IBM
Company that sold supplies and equipment to libraries, 1876–1950s
collaborated with Herman Hollerith's Tabulating Machine Company (TMC) to distribute its punched cards processing machines, with the Library Bureau providing
Library_Bureau
Series of early computers
version of the machine, designated APE(R)C, with the "R" denoting the sponsoring organisation. In March 1951, the British Tabulating Machine Company (BTM)
APEXC
(2001). "On the prehistory of programmable machines: musical automata, looms, calculators". Mechanism and Machine Theory. 36 (5): 589–603. doi:10.1016/S0094-114X(01)00005-2
List of pioneers in computer science
List_of_pioneers_in_computer_science
Village in New York, United States
consolidation of the International Time Recording Company (ITR), The Tabulating Machine Company, Computing Scale Company, and Bundy Time Recording. These
Endicott,_New_York
Series of mainframe computer models
Paul, Minnesota. In 1953 or 1954 Remington Rand merged their Norwalk tabulating machine division, the ERA "scientific" computer division, and the UNIVAC "business"
UNIVAC
Teleprinter
were used as automatic letter writers. As the unit record equipment (tabulating machine) industry matured and became the computer industry, Flexowriters were
Friden_Flexowriter
Day of the year
– The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns. 1913 – The Greek–Serbian Treaty of Alliance
June_1
Calendar year
January 8 – Herman Hollerith receives a patent for his electric tabulating machine in the United States. January 15 – The Coca-Cola Company is originally
1889
English author and descendant of Charles Dickens
trips to the Caribbean by banana boat, Dickens joined the British Tabulating Machine Company in 1937. Dickens joined the RNVR on the outbreak of World
Cedric_Charles_Dickens
British designation for intelligence from decrypted enemy communications
mathematicians Alan Turing and Hugh Alexander and, at the British Tabulating Machine Company, chief engineer Harold Keen. After the war, interrogation
Ultra_(cryptography)
Type of voting machine
A DRE voting machine, or direct-recording electronic voting machine, records votes by means of a ballot display provided with mechanical or electro-optical
DRE_voting_machine
American cryptographer (1889–1971)
assisted in the development of an early cipher machine and encouraged the use of tabulating machines for cryptanalysis. She retired from NSA in 1959
Agnes_Meyer_Driscoll
Type of mechanical calculator designed to perform basic arithmetic
key in the "multiplication" key column was pressed. The machine cycled twice, then tabulated the adding mechanism below the keyboard, one column to the
Adding_machine
Data storage system using punched cards
customer ordered. The resulting deck could then be run through a tabulating machine to produce an invoice. In this example item cards also provided inventory
Tub_file
Town in Hertfordshire, England
World War. The biggest employer for a number of years was the British Tabulating Machine Company, which moved from London to Letchworth in 1920. In 1958, it
Letchworth
WWII code-breaking site
Gordon Welchman) and the machine was engineered by Harold 'Doc' Keen of the British Tabulating Machine Company. Each machine was about 7 feet (2.1 m)
Bletchley_Park
Herbert Hauptman, Nobel laureate Herman Hollerith, founder of the Tabulating Machine Company, which later became IBM Bruce Kershner, environmentalist and
List of people from Buffalo, New York
List_of_people_from_Buffalo,_New_York
Machine for sorting decks of punched cards
A punched card sorter is a machine for sorting decks of punched cards. Sorting was a major activity in most facilities that processed data on punched
Punched_card_sorter
U.S. agency responsible for the census related statistics
electric tabulating machines invented by Herman Hollerith. For 1890–1940 details, see Truesdell, Leon E. (1965). The Development of Punch Card Tabulation in
United_States_Census_Bureau
Calendar year
United States Census Bureau begins using Herman Hollerith's tabulating machine to tabulate census returns using punched card input, a landmark in the history
1890
1940s electromechanical computer
basis for the HEC series of computers manufactured by the British Tabulating Machine Company. Booth, Andrew D. (September 2009). "A life in Science". American
Automatic_Relay_Calculator
American malacologist (1908–2005)
to 1943, then, until 1973, he was employed by Remington Rand as a tabulating machine mechanic and as a UNIVAC repairman. Much of his time, however, was
Leslie_Hubricht
Fragments left over from cutting into paper
indentation appears to have been made. These votes were not counted by the tabulating machines. The aftermath of the controversy (Bush v. Gore) caused the rapid
Chad_(paper)
British cipher machine
by the tabulating machine manufacturer Powers-Samas. Typex Mark III was a more portable variant, using the same drums as the Mark II machines powered
Typex
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TABULATING MACHINE
TABULATING MACHINE
TABULATING MACHINE
TABULATING MACHINE
TABULATING MACHINE
TABULATING MACHINE
TABULATING MACHINE
TABULATING MACHINE
TABULATING MACHINE
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