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Lot: 374Sold for: $185$150
Amsler & Wirtz Field Clinometer, 211 Chestnut Street, Philadelphia, Pennsylvania, 9 3/4-in. lacquered brass arm with two sighting vanes and spirit level with triple apertures, ball-and-socket ...
Lot: 378Sold for: $431$350
Charles T. Amsler Vernier Compass, Philadelphia, Pennsylvania, 5 1/2-in. brass engraved dial marked as above, with outkeeper, (lacking needle), and glass housing, lg. 14 in. Note: Charles T. ...