Adding machine by London Computator Ltd. model 509/D/50

Made:: 1915-1925 in London

Adding machine by London Computator Ltd. model 509/D/50,224.

Details

Category:: Mathematics

Object Number:: 1980-272

type:: calculating machine

credit:: Mr K. E. Crowe

Cite this page

Rights

We encourage the use and reuse of our collection data.

Data in the title, made, maker and details fields are released under Creative Commons Zero

Descriptions and all other text content are licensed under a Creative Commons Attribution 4.0 licence

Using our data

Download

Download catalogue entry as json

Download manifest IIIF

Our records are constantly being enhanced and improved, but please note that we cannot guarantee the accuracy of any information shown on this website.

Adding machine by London Computator Ltd. model 509/D/50

Details

Related Objects

Cassina LC1 Armchair (Cassina LC1 Armchair)

Burroughs Class 4 1000 hand operated adding and listing machine with keyboard for Sterling currency (calculating machine (printing, full-keyboard, adding))

Napier's Bones (Napier's Bones)

Architect's drawing instruments (drawing instrument sets)

Washington calculator for problems of reinforced concrete (ready reckoner (concrete))

Multo calculating machine made by Addo (calculating machine (pinwheel))