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Date: |
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Description: | Q.E.D. //GILLIES PATENT//WILSON & GILLIE//NORTH SHIELDS//Rd. No.464458
Consists of sivered brass bearing plate graduated to 1/4 points, and with two sets of graduations 0-180 deg from both N&S. The plate can be clamped either to the frame by a central knob or to the sight vane by a screw below. The centre knob also carries a "Mag" pointer. The sight vanes are connected by an arch which carries a thread. A brass conical gimbal mounting and lead balancing weight are attached to a spindle at centre of underside of plate. In wooden box 9.5 x 8.25 x 15.5" (24.2 x 21.0 x 39.4cm) containing a brass mounting plate.
AUDIT - Box needs part numbering.
caption: Record Shot - Do not reproduce. | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | peloruses | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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