Drafting machine scale rules pair Ozalid 12” & 20”

Drafting machine scale rules pair Kuhlmann

VINTAGE SET OF 3 DRAFTING MACHINE RULERS ARTIST DRAWING DRAUGHTSMAN TABLE ART

Vintage Wooden Engineer Ruler Scale Rule Brough Engineer & Surveyor Derby Pair

Vintage Industrial Steel Drafting Ruler (National Rule Co. Rochester N.Y. USA)

Rare vintage Stanley Stay Rule (circular slide rule - GPO / War Department)

Collection of Antique Vintage Ruler Wood Celluloid GPO Stanley Faber-Castel Rule

VINTAGE BRASS STANLEY DRAFTING NAVIGATION TOOL