Title
Drafting tool for drawing circles
Catalog Number
B1517.01
Type
Physical object
Description
Metal square with circular rotating device in the middle - pencil point movable along a scale.
Date
undated
Dimensions
1 x 6 1/2 x 6 1/2 in.
Category
Pre-computer/other
Collection Title
Gwen Bell artifact and book collection
Series Title
Pre-computing artifacts