Adding Machine (Exactus Mini-Add)

Object detail

Accession number

1981.324.1

Maker

Exactus Business Machines

Production period

1950s
1960s

Description

An Exactus adding machine. The Exactus Mini-Add is unusual in that a flap is flipped across to change from addition mode to subtraction mode. A steel rod, pointed at one end, is provided to use as a slider in the system. The calculator is housed in a black rexine pouch. The bottom half of the pouch has a flap to hold the 12-month guarantee sheet (see 1981.324.2).

Marks

EXACTUS Trade Mark MINI-ADD Made in England Printed

Media/Materials

Processed Material/Metal
Processed Material/Metal/Aluminium

Credit Line

Exactus Business Machines. 1950s-1960s. Adding Machine (Exactus Mini-Add), 1981.324.1. The Museum of Transport and Technology (MOTAT).

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Classification

Processor, Digital Data Calculator Tools & Equipment for Communication Data Processing T&E Data Processing Devices

Production place

London Greater London England Great Britain British Isles Europe Great Britain United Kingdom

Collection type

Computing and Digital Technology

Subject auto tags

Measuring instrument Font Rectangle Transparency Flooring Electric blue Label Remote control Audio equipment Office supplies

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Adding Machine (Exactus Mini-Add) Guarantee; Exactus Business Machines; 1950s-1960s

Name/Title: Adding Machine (Exactus Mini-Add) Guarantee Maker: Exactus Business Machines Production date: 1950s-1960s Accession number: 1981.324.2 See full details

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