Troncet's 'Totalisateur', with pencil stylus and case

Made:
circa 1895 in France
Troncet's "Totalisateur"

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

Troncet's "Totalisateur"
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Troncet's "Totalisateur", complete with pencil-stylus; (size of instrument 4 3/4" x 6 7/8" x 3/16") in cardboard case.

Troncet's 'Totalisateur' complete with pencil stylus in cardboard case.This simple device was the earliest of a number of circular adding machines introduced at the end of the 19th century. The design is essentially that of the 17th century rotula.

Details

Category:
Mathematics
Object Number:
1927-406
type:
adding machine (stylus)
credit:
Mr L. Malassis

Parts

Cardboard case for Troncet's "Totalisateur"

Cardboard case for Troncet's "Totalisateur"

cardboard case for Troncet's "Totalisateur", complete with pencil-stylus; (size of instrument 4 3/4" x 6 7/8" x 3/16").

Materials:
cardboard and complete
Object Number:
1927-406 Pt2
type:
adding machine (stylus)