Burroughs adding machine manual

Manual of Instruction for Burroughs Calculator Hardcover – January 1, by Burroughs Adding Machine Company (Author) out of 5 stars 1 rating5/5(1).  · Instructions for Operating the Burroughs Calculator Burroughs Adding Machine Company Copyright 31 page stapled booklet mm × mm × 3mm Form This booklet is a manual for the Burroughs Calculator. It explains how to do the four basic arithmetic operations, as well as a few other things such as prorating and lumber calculations. This is a full- keyboard printing manual adding machine. It has a black metal frame, a metal mechanism, glass sides, and a metal handle with a wooden knob. Each of the six columns of black and white plastic number keys has a red key at the top. The repeat and Estimated Reading Time: 8 mins.

A number of original Walther service manuals, parts manuals, mechanism descriptions, and technical documents have been donated from the estate of a former Walther calculator technician. The manuals cover most of Walther's post-war mechanical calculators and adding machines, and the first of the earlys electronic calculators. The company was founded in as the American Arithmometer Company. In , it merged with Sperry UNIVAC to form Unisys. The company's history paralleled many of the major developments in computing. At its start, it produced mechanical adding machines, and later moved into programmable ledgers and then computers. The Burroughs Corporation was a major American manufacturer of business equipment. The company was founded in as the American Arithmometer www.doorway.ru , it merged with Sperry UNIVAC to form www.doorway.ru company's history paralleled many of the major developments in www.doorway.ru its start, it produced mechanical adding machines, and later moved into programmable ledgers and then computers.

The Burroughs "Portable" Adding Machine (Class 8 and Class 9) was introduced in became the basic design for the adding machines for many years until the Burroughs Series J ten-key adder was introduced and started to gradually replace it. Determining the date of a Class 8 or 9 adding machine is difficult because serial number to date tables are difficult if not impossible to find. Manual of Instruction for Burroughs Calculator Hardcover – January 1, by Burroughs Adding Machine Company (Author) out of 5 stars 1 rating. This is a user manual for the Burroughs Adding Listing machines. It covers the installation, basic operation, and care of the machine, as well as subtraction, multiplication, division, invoices, discounts, and interest calculations. It also lists the available models, and all the Burroughs offices in the US and Canada.