Stainless steel precision pocket ruler, measures up to 1/64th. Decimal conversion chart on back. NOT A CALIPER because it only has one edge for constraints.
Carbondale Tool Library
https://carbondaletoollibrary.myturn.com/library/
118 North Illinois Avenuehttps://carbondaletoollibrary.myturn.com/library/
Inside Rainbow Cafe
Carbondale, IL, 62901
USA