George Fuller's spiral cylindrical slide rule

Made:
c. 1880 in London
maker:
George Fuller
and
William Ford Stanley

Fuller's spiral slide rule, no. 849, made by W.F. Stanley, with an instruction booklet, c.1880. The spiral slide rule was invented to increase the length of the scale, and hence the accuracy, of the conventional slide rule. The Fuller's instrument also contains printed mathematical tables.

Details

Category:
Mathematics
Object Number:
1906-57
type:
slide rule (spiral) and slide rule (spiral) and spiral slide rule
credit:
J.C. Stevens Auction House