Title
Map mileage reader
Catalog Number
XB140.80
Type
Physical object
Description
Hand held measuring device for reading distances from maps or other drawings.
Date
undated
Manufacturer
H. C.
Place Manufactured
France
Dimensions
overall: 3/8 in x 1 3/8 in x 4 1/2 in
Category
Analog computer
Collection Title
Gwen Bell artifact and book collection
Series Title
Pre-computing artifacts
Credit
Gift of Gwen and C. Gordon Bell