This object is part of a collection relating to the history and development of calculating devices assembled by Assoc Professor Allan Bromley of Sydney University, comprising mathematical instruments, slide-rules, mechanical and electronic calculators, electronic analogue computers, computer components, kit computers, education computers, and associated ephemera.

Allan Bromley was a lecturer and researcher at the University of Sydney Basser Department of Computer Science from 1978 until his untimely death in August 2002. He specialised in Computer Architecture, Computer Logic and in particular the History of Computing. He was regarded as the world authority on Charles Babbage's Calculating Engines (instigating the building of the Difference Engine No.2 at the Science Museum London) and the Antikythera Mechanism and had extensive knowledge of calculators, analogue computers, logic, stereopsis, totalisators, clocks and time keeping and mechanical engineering.

Magnetic programming cards, plastic with a magnetic, made by Memorex, Scotch and other brands, 1980-1982

Memorex (and other brands including Scotch (3M)) magnetic program cards. These cards are the same shape as the IBM punch-cards but are made in plastic with a magnetic surface. The appear to have come from a typesetting company, each card has a paper sleeve on which notes of its content are written.
Dims: 190 x 89

Made: 1980 - 1982

2010/1/192

1980 - 1982

89 mm

190 mm