Title
Sidereal time calculator
Catalog Number
102669695
Type
Physical object
Description
The object is circular with measurements around edges. The instructions for use are printed in the center.
Manufacturer
FORTH, Inc.
Dimensions
overall: 1/8 in x 6 1/2 in x 6 1/2 in
Category
Pre-computer/slide rule
Credit
Gift of Jay Melvin