Ø A 11¾IN. RADIUS VERNIER OCTANT BY SPENCER, BROWNING & RUST, LONDON, CIRCA 1788
signed in the crossbar as per title, inset ivory scale inset to 100º and marked at centre with the 'SBR' dividing engine mark, vernier with right aligned '0', brass index arm, pinhole sight, three shades, mirrors and threaded bone-topped pencil, contained within original stepped keystone case with owner's name inked inside lid John Steer / 1788, with decorative lock escutcheon overall measurements -- 14 x 13in. (35.5 x 33cm.)

Provenance: Christie's South Kensington, 6th November, 1997, lot 253.

Condition Report
Index mirrors replaced (originals retained in bag in case). Original securing cork loose. Paint chips to case, lock escutcheon damaged. Good overall condition including pencil and scales.

We are pleased to provide you with a general report of the condition of this property. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Charles Miller Ltd is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue. NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD “AS IS” IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE.