Glass encased sectional model of Comptometer by Felt & Tarrant

Made:
1927-1928 in Chicago
manufacturer:
Felt and Tarrant Manufacturing Company
Glass encased sectional model of Comptometer by Felt & Tarrant

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Glass encased sectional model of Comptometer by Felt & Tarrant
Science Museum Group
© The Board of Trustees of the Science Museum

Glass encased sectional model of Comptometer by Felt & Tarrant, Chicago, USA, controlled key duplex model J

Details

Category:
Mathematics
Object Number:
1928-309
type:
model (calculating machine) and comptometer
credit:
Felt and Tarrant Manufacturing Company