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61
Réunion de deux boussoles des tangentes ou galvanomètre en bois et métal,
The item was sold for 364 €
Fees include commission and taxes.
Reunion of two wood and metal galvanometer compasses, the dials with four sectors graduated from 0 to 90°, one bearing the maker's plate "Griffin & Tatlock London", the other inscribed "Phys lab R.H.C".
Early 20th century
H. 21 and 28 cm
Early 20th century
H. 21 and 28 cm