RARE - VINTAGE BRASS PENCIL COMPASS - HELIX LOCK - PROVISIONAL PATENT 6037/35

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RARE EARLY 1900’s HELIX LOCK BRASS PENCILCOMPASS PROVISIONAL PATENT Number 6037/35 Please take a close look at the photographs, which form part of the description, to determine the condition. Condition is very good, considering the age, they need a good clean, and the point could do with sharpening. Both screw threads work well. The top firm joint is sound. The supplied period pencil is an Alpha 1703/3 Size:- 96mm long (max 4" radius) Weight:- 31g Any questions, please ask