Double-Frame Sextant

Description:

Double-Frame Sextant, possibly by Lund, Liverpool, with black-painted brass frame, silver scale divided 0-150o, vernier with tangent screw adjustment magnifier, shades and mirror, radius 13 in., (lacking telescope).

Note: The signature has been heavily polished down, but appears to read J.C. or H. Lund, 100 Park Street, Liverpool.
Estimate $600-800