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Full-circle contact goniometer with detachable limbs



unsigned
Full-circle contact goniometer (brass and steel, outside diameter 8.2 cm) with detachable limbs in dark brown plush-lined leather-covered case (9.5 cm).
Unsigned, early 20th century.

Collection: private collection

Full-circle contact goniometer with detachable limbs


Full-circle contact goniometer with detachable limbs