EXTRA FINE CA 1910 CHESTERMAN STEEL RULE - IN ORIG WRAPPER - # 412DE - METRIC ENGLISH

Found with a group of 1910 NOS tools. This is a very unusual 12" machinist rule with  1/16", 1/32", 1/64", 1/10", 1/12", 1/24", 1/48", 1/96", 1/20", 1/50", 1/100" and metric designations! Beautiful font and good firm thickness. Wrapper is in fine condition.