Small trial piece for calculating machine invented

Made:
1777 in Chevening
maker:
James Bullock

Small trial piece for calculating machine invented by Charles Stanhope in 1777 with case, see Inv. 1872-137, probably made James Bullock.

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Details

Category:
Mathematics
Object Number:
1905-148
Materials:
brass, complete, iron, ivory, mahogany
Measurements:
overall (estimate): 145 x 130 x 50 mm
type:
model (calculating machine)
credit:
Major-General H.P. Babbage
status:
Permanent collection

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