Unit record equipment
Starting at the end of the nineteenth century, well before the advent of electronic computers, data processing was performed using electromechanical devices called unit record equipment, electric acco...
Unit record equipment - Wikipedia
Punched card
A punched card, punch card, IBM card, or Hollerith card is a piece of stiff paper that contained either commands for controlling automated machinery or data for data processing applications. Both co...
Punched card - Wikipedia
Keypunch
A keypunch is a device for precisely punching holes into stiff paper cards at specific locations as determined by keys struck by a human operator.For Jacquard looms, the resulting punched cards contai...
Keypunch - Wikipedia
IBM 80 series Card Sorters
An activity in many unit record shops was sorting decks of punched cards into the order necessary for the next processing step as determined by the punches in the cards. The same deck might be sorted ...
IBM 80 series Card Sorters - Wikipedia
IBM 101
The IBM 101 Statistical Sorting Machine combines in one unit the functions of sorting, counting, accumulating, balancing, editing, and printing of summaries of facts recorded in IBM cards.The 101 coul...
Tabulating machine
The tabulating machine was an electromechanical machine designed to assist in summarizing information and, later, accounting. Invented by Herman Hollerith, the machine was developed to help process da...
Tabulating machine - Wikipedia
Continuous stationery
Continuous stationery (UK) or continuous form paper (USA) is paper which is designed for use with dot-matrix and line printers with appropriate paper-feed mechanisms. Other names for continuous statio...
Continuous stationery - Wikipedia
IBM 602
The IBM 602 Calculating Punch, introduced in 1946, was an electromechanical calculator capable of addition, subtraction, multiplication, and division. The 602 was IBM's first machine that did division...
IBM 603
The IBM 603 Electronic Multiplier was the first mass-produced commercial electronic calculating device; it used vacuum tubes to perform multiplication and addition. (The earlier IBM 600 and IBM 602 us...
IBM 604
The IBM 604 was a control panel programmable Electronic Calculating Punch introduced in 1948, and was a machine on which considerable expectations for the future of IBM were pinned and in which a corr...
IBM 604 - Wikipedia
IBM 608
The IBM 608 was the first IBM product to use transistor circuits without any vacuum tubes and is believed to be the world's first all-transistorized calculator to be manufactured for the commercial ma...
IBM CPC
The IBM Card-Programmed Electronic Calculator or CPC was announced by IBM in May 1949. Later that year an improved machine, the CPC-II was also announced.The original CPC Calculator had the following ...
Remington Rand 409
The Remington Rand 409 control panel programmed punched card calculator, designed in 1949, was sold in two models: the UNIVAC 60 (1952) and the UNIVAC 120 (1953). The model number referred to the numb...
Remington Rand 409 - Wikipedia
IBM 513
The IBM 513 Reproducing Punch (photo) was a card punching machine developed by IBM. The machine could perform these functions:Mark sensing allowed a person to enter data to be used in punched-card d...
IBM 514
The IBM 514 Reproducing Punch was a card punching machine developed by IBM. The 514 was manufactured from 1949 to 1978. The machine could perform these functions:Mark sensing allowed a person to enter...
IBM 514 - Wikipedia
IBM 519
The IBM 519 Document-Originating Machine, introduced in 1946, was the last in a series of unit record machines designed for automated preparation of punched cards. It couldIt operated at 100 cards per...
IBM 519 - Wikipedia
IBM 550
The IBM 550 numerical interpreter was the first commercial machine made by IBM that read numerical data punched on cards and printed it across the top of each card. The 550 was introduced in 1930.Info...
IBM 557
The IBM 557 Alphabetic Interpreter (photo) allowed holes in punched cards to be interpreted and the punched card characters printed on any row or column, selected by a control panel. The machine was ...
IBM 1013
The IBM 1013 Card Transmission Terminal was a device manufactured by IBM from 1961 which transmitted the data held on 80-column cards to a remote computer or another 1013.The speed was generally consi...
Plugboard
A plugboard, or control panel (the term used depended on the application area), is an array of jacks, or hubs, into which patch cords can be inserted to complete an electrical circuit. Control panels...
Plugboard - Wikipedia
IBM 421
The IBM 421 accounting machine saw use in the 1960s. It accepted 80-column punch cards and its printing mechanism handled the upper-case letters of the alphabet, the decimal digits 0 to 9, a period (...
IBM 84
An activity in many unit record shops was sorting decks of punched cards into the order necessary for the next processing step as determined by the punches in the cards. The same deck might be sorted ...
IBM 84 - Wikipedia
UNIVAC
UNIVAC is the name of a line of electronic digital stored-program computers starting with the products of the Eckert-Mauchly Computer Corporation. Later the name was applied to a division of the Remin...
UNIVAC - Wikipedia
Powers-Samas
Powers-Samas was a British company which sold unit record equipment. In 1915 Powers Tabulating Machine Company established European operations through the Accounting and Tabulating Machine Company of ...
Powers-Samas - Wikipedia
IBM 80
An activity in many unit record shops was sorting decks of punched cards into the order necessary for the next processing step as determined by the punches in the cards. The same deck might be sorted ...
IBM 80 - Wikipedia
IBM 81
An activity in many unit record shops was sorting decks of punched cards into the order necessary for the next processing step as determined by the punches in the cards. The same deck might be sorted ...
IBM 81 - Wikipedia
IBM 82
An activity in many unit record shops was sorting decks of punched cards into the order necessary for the next processing step as determined by the punches in the cards. The same deck might be sorted ...
IBM 82 - Wikipedia
Powers Accounting Machine
The Powers Accounting Machine was an information processing device developed in the early 20th century for the U.S. Census Bureau. It was then produced and marketed by the Powers Accounting Machine Co...