VTG Staedtler Mars 987 18-31 Trianglular Scale Ruler Drafting Architect Engineer

Staedtler-Mars 987 18-34 Engineer Rule Scale Ruler Made In Japan

(O) Five (5) Triangle Rulers, 4 Staedtler, 1 Alvin, Architect/Engineer Drafting

Lot 11 Vintage Rulers Drafting Measuring Templates staedtler alvin berol helix

Staedtler-Mars 987 18-34 Engineer Triangle Scale Drafting Ruler 12'' Japan White

Staedtler-Mars 987 18-34 Triangular 12" Scale Ruler Engineer Germany

Vintage Engineer Scale Ruler Lot Alvin Drafting Tool Set Wood

Vintage Drafting Compass & Ruler Set Lot K&E Pickett Staedtler Engineering Tools