Vintage Charvos Dividers & New ALVIN 505V Basic-Bow Compass w Beam Bar & Scribe

ALVIN 505V Basic-Bow Combination Compass With Beam Bar

Vintage Alvin 505 Basic-bow Combination Compass 5 Extra Tips

Vintage Alvin Basic-Line 505 V Drafting Compass Tool Made in West Germany

Vintage ECOBRA Drafting Compass Set 3728 Technical Drawing Instruments Boxed

Unbranded Drafting Compass Set Metal Instruments Drawing Tools 1302

Vintage Geometric Compass Set Drafting Tools Made in Germany with Case