Alvin Architect Scale Drafting Ruler No 110P Triangular West Germany Vtg

Staining, discoloration, ink marks, fading, wear to scale. See photos.

VINTAGE ALVIN NO. 233 Pearwood Architectural Drafting Ruler Scale West Germany $12.49 - PicClick

Alvin Architect Scale Drafting Ruler No 110P Triangular West Germany Vtg

It is 12 3/4 long, is triangular and has the following scales: 3/32 & 3/16, 1/8 & 1/4, 3/8 & 3/4, 1/2 & 1, 1 1/2 & 3 & 16.

Vintage Alvin Triangular Architectural Drafting Ruler No 110P Made W. Germany

Architect scales have the following graduations: 3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1.5, 3 inches to the foot; one edge to 16ths., Multipurpose

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SET OF (2) VTG ALVIN 110-P W. GERMANY TRIANGLE RULER DRAFTING ARCHITECT TOOLS

Alvin Professional Triangular Scales

It is 12 3/4 long, is triangular and has the following scales: 3/32 & 3/16, 1/8 & 1/4, 3/8 & 3/4, 1/2 & 1, 1 1/2 & 3 & 16.

Vintage Alvin Triangular Architectural Drafting Ruler No 110P Made W. Germany

Alvin 110P 12 in. High Impact Plastic Architect Triangular Scale