TitleElizur Wright Arithmeter spiral slide rule wooden case
DescriptionReportedly, fewer than 20 of these devices were built.
ManufacturerJos. W. Fowle
|Other number||Aug. 17, 1869 Patented|
|Other number||No. 11 on metal plate on base|
Dimensionsoverall: 16 1/4 in x 20 3/4 in x 20 3/4 in
CreditGift of The New England
|X1097.92||Elizur Wright Arithmeter, No. 11|