An accounting machine, or bookkeeping machine or recording-adder, was generally a calculator and printer combination tailored for a specific commercial...

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...

the machine was developed to help process data for the 1890 U.S. Census. Later models were widely used for business applications such as accounting and...

electromechanical machines collectively referred to as unit record equipment, electric accounting machines (EAM) or tabulating machines. Unit record machines came...

Examples include: Tabulating machine Accounting machine Adding machine Typewriter Computer Photocopier International Business Machines, better known as IBM John...

The IBM 6400 Accounting Machine is a series of four calculating and accounting machines produced by the IBM Electric Typewriter (ET) division in 1962....

1927) was a US inventor and entrepreneur, the founder of Powers Accounting Machine Company. James Legrand Powers was born in Odessa, Ukraine (then the...

disk-subsystem controllers. Burroughs manufactured an extensive range of accounting machines including stand-alone systems such as the Sensimatic, L500 and B80...

Punch, Type 1 (in Machine Methods of Accounting, IBM, 1936) Mechanical Punch, Type 001 (in IBM Electric Punched Card Accounting Machines: Principles of Operation...

The IBM 402 and IBM 403 Accounting Machines were tabulating machines introduced by International Business Machines in the late 1940s. The 402 could read...