Hadley's Quadrant English, 1767. Mahogany frame. Ivory name plate on frame arch. Made by Jn? Gilbert on Tower Hill London for Th? Waters Nov 13:1767. Boxwood scale graduated 0? to 90? by 1?. Mahogany index arm. Index mirror with two filter frames and one f
Hadley's Quadrant English or American. Ivory name plate on frame arch Wm Stephenson 1782. Ivory name plate on reverse Hadley's Quadrant. Ebony frame. Ivory scale -5? to 90? by 1?. Engraved brass index arm. Ivory vernier. Index mirror, filters are missing.
Quadrant English or American, with ebony frame with an old repair to the sight mount. Blank ivory name plate and brass index arm. Ivory scale -2? to 95? by 1?. Ivory vernier without tangent screw. Index mirror with three filters. Horizon glass. Sight vane
English Quadrant c1850 with ebony frame and ivory name plate for R. Moffatt. Brooks Ludgate St, London engraved on brass index arm. Ivory scale -5? to 100? by 1?. Ivory vernier with tangent screw. Index mirror with three filters. Horizon glass, sight vane
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