Full-Circle Protractor by Gottfried Hohnbaum, c. 1840
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Full-Circle Protractor by Gottfried Hohnbaum, c. 1840
Signed "G. Hohnbaum, Hannover", original lacquered brass, Ø 15.3 cm, in mahogany case. - Note: Johann Gottfried Hohnbaum (1775-1857) was a German mechanic and optician who began his training in England under Edward Troughton among others.
Vollkreiszirkel von Gottfried Hohnbaum, um 1840
Signiert "G. Hohnbaum, Hannover", original zaponiertes Messing, Ø 15,3 cm, in Mahagonikasten. - Johann Gottfried Hohnbaum (1775-1857) war ein deutscher Mechaniker und Optiker und begann seine Ausbildung in England unter anderem bei Edward Troughton.
Start Price: EUR 100
Signed "G. Hohnbaum, Hannover", original lacquered brass, Ø 15.3 cm, in mahogany case. - Note: Johann Gottfried Hohnbaum (1775-1857) was a German mechanic and optician who began his training in England under Edward Troughton among others.
Vollkreiszirkel von Gottfried Hohnbaum, um 1840
Signiert "G. Hohnbaum, Hannover", original zaponiertes Messing, Ø 15,3 cm, in Mahagonikasten. - Johann Gottfried Hohnbaum (1775-1857) war ein deutscher Mechaniker und Optiker und begann seine Ausbildung in England unter anderem bei Edward Troughton.
Start Price: EUR 100
Condition
(2/2)
Buyer's Premium
- 23.8%
Full-Circle Protractor by Gottfried Hohnbaum, c. 1840
Estimate €300 - €500
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