Computer History Museum

Replica of "Napier's Bones" multiplication device

Paper mechanical calculator --Given to Gordon Bell by Peter Roubos (who gave a copy to everyone who purchased a copy of the Schickard calculating machine he made - mrw). Size is dimensions of the box A set of Napier's bones printed or photocopied on blue paper in a yellow box. A second set of these same bones (on loan from Mike Williams) is currently in visible storage Object consists of a cardboard box, instruction sheet and eleven "bones"

Replica of "Napier's Bones" multiplication device - Image 1

Item Details

Type
Physical Object
Catalogue number
X2253.2002
Other identifying number
B1625.01 (OTHER IDENTIFYING NUMBER)
People
Peter Roubos (Manufacturer)
Credit line
Courtesy Gwen and Gordon Bell
Place of publication
Europe/Netherlands
Weight
1 (lb)
Acquisition number
B1625.01