Collection

E. R. Watts & Son

Nationality:
British

Thought to have been established in 1857, see web link, incorporated around 1922

Related Objects

Combined optical square & hand level, British, 1920-1926 (optical square; plummet level)

Balloon theodolite by E.R. Watts & Son, pat.no.114 (balloon theodolite)

14" Canadian Pattern Y-level, by E.R. Watts and So

Road tracer type level with target, British, 1923-1927 (surveying level; levelling staff)

Part of levelling staff, British, 1915-1922 (instrument component; levelling staff)

Met Office Mk B type balloon theodolite, 1919 (theodolite)

Mark II Cotton-Type Range Finder (Naval Instrument)

Balloon theodolite MkII by E.R. Watts and Son (theodolite)

Acetylene signal lamp with heliograph (lamp)

Plotting rule by E.R. Watts & Son London, marked H (plotting rule)

Balloon theodolite by E.R. Watts & Son, London, No (balloon theodolite)

See more related objects