Thingamejigs

A cabinet of curiosities.

Loading advert…

Hand-Cranked Mechanical Calculator, c. 1912, Occasionally Correct

£340

A Burkhardt-pattern hand-cranked mechanical calculator in brass and steel; eight-digit display; full subtraction carriage.

Loading advert…
Notes
Adds reliably. Subtracts most of the time. Multiplication is "ceremonial". Sold to enthusiasts only.
Shipping
Wooden crate, double-boxed, by van. The crate weighs as much as the calculator.