Vintage Navigator / Architect / Drafting Parallel Ruler

Roll-O-Ruler Rolling Drafting Ruler 12" CP-401 Model New In Box

Vintage Drafting Roller Ruler

Vintage SAN's Roll N Ruler Drafting Tool w Box Instructions Rolling Ruler

Drafting Rolling Parallel Rulers Transparent Architect Drawing Tools Set of 2

Mechanical Architect's vintage Scale Triangle Drafting Ruler WOODEN West Germany

Vintage Parallel Rolling Ruler Architect Engineering Drafting Mechanical Taiwan

22 PCS Compass Geometry Tools with Case, Drafting Tools Geometry Set with Swing