Vintage Triangular Wood Ruler Post, U.S. St'd Engineering Architectural in Case

Wood and Scales in Used but good condition Edges still sharp and plastic case has no tears.

Vintage Picket Triangular 3-sided Architect Ruler P-232 A, Vintage Drafting Tool, Geeky Gifts Vintage Mathematics Tool, Vintage Science Tool

Wood and Scales in Used but good condition Edges still sharp and plastic case has no tears.

Vintage Triangular Wood Ruler Post, U.S. St'd Engineering Architectural in Case

Triangular Ruler

VTG TRIANGULAR RULER: POST 7301D U.S Boxwood Engineer Die Engraved

Architect Scale In Collectible Drafting Tools for sale

Package Includes 3 Piece: 11” 30/60 Triangle, 8” 45/90 Triangle, 12” Architect Triangular Scale Large Clear Triangles, High Quality and Sturdy,

Mr. Pen Architectural Triangular Ruler Set with 12 Inch Triangular Scale, 11 Inch 30/60 and 8 Inch 45/90 Triangles

Transparent Architectural Triangular Ruler Set 30/60 Degree 45/90 Degree Drafting Triangles 30CM Metric

Woodrow 12 Triangular Architect Scale Ruler : Office Products

Vintage Scale Rulers

Dietzgen Rulers

Vintage Picket Triangular 3-sided Architect Ruler P-232 A, Vintage Drafting Tool, Geeky Gifts Vintage Mathematics Tool, Vintage Science Tool

Vintage Scale Rulers

Draf 12 inch Architectural and Engineering Imperial Scale Ruler Set - Laser-etched Aluminum Triangular Drafting Tool - for Architect and Civil

Leinuosen 6 Pieces Aluminum Triangular Architect Scale Ruler Set, 2 Pieces 12 inch Aluminum Scale Ruler with 4 Pieces Aluminum Triangle