Lot of 17 Architecture Drafting Triangles Rulers Engineering Tools Vintage

2 Vintage Triangle wood 12" rulers for drafting, architecture, engineering

Engineering - Vintage - VEMCO 9P-14 Drafting Machine 12" Scale Ruler

VINTAGE DIETZGEN SIGNED WOODEN TRIANGLE RULER DRAFTING ENGINEERING US STANDARD

4 Vintage Dietzgen Wooden Rulers Engineering Drafting USA 2 #1546 #1547 #1581

Vintage Sterling metric wooden ruler, likely used for drafting or engineering

Vintage Lot Drafting Technical Drawing Stencils Rulers Curves Engineering K&E

Vintage Dietzgen Globe T-Square 12066-24 Drafting Ruler Engineering Tool Wooden