Ruler
04-1482-3-13
from the collection of
Dimensions
26 in W x 28 in L
Description
Ruler.Richard Olson.
In instrument roll 04-1482. Plastic. Measures to 6 inches and 15 cm.
Backside contains conversions for metric, US Customary, Troy, and Avoirdupois measurement systems.
Maker's Mark: "GRAF // APSCO // CHICAGO USA".