Collection

J Halden and Company Limited 1878 - 1969

industry:
Mathematical instrument maker,
Scientific instrument maker
Nationality:
British
based:
Manchester, Manchester urban district, Greater Manchester, England, United Kingdom

1878-1969, mathematical & scientific instrument maker, Manchester & London, England

Related Objects

Ruler (ruler)

Circular slide rule (circular slide rule)

Dumpy level in case (dumpy level)

Amsler integrator marked "RCS Maths Lab 770", in f (integrator)

Halden Slide Rule (slide rule)

Parallel Ruler (parallel rule - drafting tool)

Case for surveying level (surveying level case)

Halden "Calculex" patent circular slide rule (5 in (circular slide rule)

Wooden case for dumpy and Y level (surveying level case)

Circular slide rule (circular slide rule)

Theodolite (theodolite)

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