Vintage Alvin 504 Drafting Compass Western Germany

Vintage 6-in German Drafting Compass

New Alvin Bow Compass #504 Made in Germany

Vintage Alvin Basic - Line 504 Drafting Compass W. Germany

Vintage Drafting Compass Set Alvin Italy Germany With Case 2 Pieces

Vintage Alvin V Drafting Compass WESTERN GERMANY Engineering Tool

Alvin Basic-Line 504 Compass Draftsman Kit, W. Germany, Never Used Still in Case

Vintage Alvin W Germany Drafting Set Compass Drawing Tools Instruments Case READ