Details
A late 18th-century lacquered-brass surveying level,
with dust-slides, draw-tube focusing, fine-screw vertical adjustment, bubble level, the limb with staff mounting, with trade label for J. & E. TROUGHTON, Succe sor to M. Cole, 136 Fleet Street, London, in mahogany case -- 9in. (22.8cm.) wide
See Illustration (trade label)
with dust-slides, draw-tube focusing, fine-screw vertical adjustment, bubble level, the limb with staff mounting, with trade label for J. & E. TROUGHTON, Succe sor to M. Cole, 136 Fleet Street, London, in mahogany case -- 9in. (22.8cm.) wide
See Illustration (trade label)