Alvin Precision Drawing Compass 902 Set Drafting Tools Missing Something

Alvin Maverick Precision Drawing Set Drafting Compass Tools w/ Case

Alvin 795B Precision Drawing Drafting Instruments Set Germany in Case

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

Vintage Alvin 525B Drawing Drafting Case Set plus Dietzgen Compass Germany

Adjustable Compass Ruler - Precision Circle Drawing for Woodworking & Drafting

Vtg Alvin 916 Precision Drawing Drafting Set Original Case Germany Complete

Alvin - Precision Drawing / Drafting Set #912 - German Drafting Set - BRAND NEW