Title
Elizur Wright Arithmeter, No. 11
Catalog Number
X1097.92
Type
Physical object
Description
Elizur Wright Arithmeter spiral slide rule. Reportedly, fewer than 20 of these devices were built.
Date
c. 1869
Manufacturer
Fowle, Jos. W.
Identifying Numbers
Other number |
Aug. 17, 1869 Patented |
Other number |
No. 11 on metal plate on base |
Dimensions
overall: 14 1/2 in x 19 in x 19 in
Category
Pre-computer/slide rule
Subject
Hand calculation; Slide rule; Analog; Oughtred, William
Credit
Gift of The New England