Title
Circular Slide Rule
Catalog Number
102673069
Type
Physical object
Description
Single cursor side has 8 scales. Double cursor side has 8 scales.
Manufacturer
Tavella Sales Co.
Place Manufactured
U. S.
Dimensions
overall: 1/4 in x 4 1/4 in x 4 in
Category
Pre-computer/slide rule
Credit
Gift of John B. O'Sullivan