THORNTON COLLECTION: INSTRUMENTS & PARAPHERNALIA
Wednesday, 30 June - Tuesday, 6 July 2021
A PANTOMETER (PRECISION EQUERRE) OR SURVEYOR'S CROSS, (PROB. FRENCH). IN BOX w BRASS PROTRACTOR, DIVIDERS & RULE.
Realised: $150 plus premium
Lot Details
see http://www.dehilster.info/geodetic_instruments/20th_century_pantometer.php
