Vintage Alvin Basic - Line 504 Drafting Compass, made in Germany

Alvin Basic Line 504 Drafting Compass tool Vintage W. Germany Excellent in Case

Alvin Basic-Line 504 Drafting Compass W Germany Vintage Precision Tool with Case

Alvin Basic Line 504 Drafting Compass Tool In Case Vintage West Germany

Vintage Alvin Basic - Line 504 Drafting Compass Germany

Alvin Basic-Line 504 Drafting Compass Bow Compass Made in West Germany with Case

Vintage Alvin Basic-Line 504 Compact Drawing Drafting Chrome Finish Protractor