Details
An oxidised-brass drum sextant,
by Stanley London, with silvered scale, vernier, magnifier, telescope and two shades, with leather case -- 4in. (10.2cm.) wide; an oxidised-brass prismatic compass with green card, by W.H. Harling, in case; a single-arm protractor, by Stanley London, in mahogany case -- 9.5in. (24.5cm.) wide; and a copy of Stanley's Surveying Instruments, second edition, London 1895
See Illustration (Part Lot) (Front Cover) (4)
by Stanley London, with silvered scale, vernier, magnifier, telescope and two shades, with leather case -- 4in. (10.2cm.) wide; an oxidised-brass prismatic compass with green card, by W.H. Harling, in case; a single-arm protractor, by Stanley London, in mahogany case -- 9.5in. (24.5cm.) wide; and a copy of Stanley's Surveying Instruments, second edition, London 1895
See Illustration (Part Lot) (Front Cover) (4)