Antique Ebony And Brass 21” Parallel Ruler Drafting And Navigation Tool

Antique Parallel Rolling Ruler Navigation and Drafting Tool

(Lot 23)- Vintage Keuffel & Esser Co. Natural Sines Compass.

Esco Parallel Ruler 15” Drafting Drawing Tool Engineering Navigation Architects

LARGE VINTAGE Drafting Machine Scales / Parallel/Triangular Rulers Lot of 9

ESCO PARALLEL RULER 15” DRAFTING DRAWING TOOL ENGINEERING NAVIGATION ARCHITECTS

Solid Brass Divider Drafting Proportional Tool 6" Navigational Compass

HUGE LOT of Antique Rulers Starrett, Lufkin, General, drafting tools Vintage