Collection

E. R. Watts & Son

occupation:
Optical instrument maker
Nationality:
British

active 1857-1922/1926, optical instrument maker, London, England, British

Related Objects

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

14" Canadian Pattern Y-level (Y-level)

Balloon theodolite by E.R. Watts & Son (balloon theodolite)

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

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

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

Part of sectioned micrometer transit theodolite, 1926 (instrument component; transit theodolite)

Levelling staff, British, 1920-1922 (levelling staff)

Brunton pocket transit compass, British, 1918-1922 (instrument component; circumferentor; magnetic compass)

Stand for Brunton pocket transit compass, British, 1918-1922 (instrument component; circumferentor)

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

See more related objects