Details
A late 18th-Century surveyor's compass,
the paper card engraved John Addison, London, the centre arranged as a sunburst, with blued-iron needle, the north and south points inset in gilt, in mahogany case -- 4.5/8in. (11.7cm.) wide; and a pocket compass with level and protractor arranged so as to be used as an inclinometer, unsigned, with blued-iron needle, in mahogany case -- 3.1/8in. (8cm.) wide
See Illustration (2)
the paper card engraved John Addison, London, the centre arranged as a sunburst, with blued-iron needle, the north and south points inset in gilt, in mahogany case -- 4.5/8in. (11.7cm.) wide; and a pocket compass with level and protractor arranged so as to be used as an inclinometer, unsigned, with blued-iron needle, in mahogany case -- 3.1/8in. (8cm.) wide
See Illustration (2)