Vintage Alvin Precision Drawing Set Drafting Tools Compass German Wood Case

Vintage Alvin Drafting Set Charvos USA Compass Ruling Pen K&E Cloth Blue Case

VTG Compass Lot Drafting Tools Germany West Germany Engineering

VINTAGE! Alvin compass precision drawing drafting tools set (Made in Germany)

Alvin Art Drafting Set 702V Compass Speed Bow 6" Extension Beam, Univ. Adaptor

Lot 6 Vintage Drafting Scales K&E Staedtler Alvin Architect Engineer Rulers

Vintage Alvin Speed Bow Drafting Compass Tools Lot of 3

Alvin Speed Bow Compass Drafting Tool # 701S