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Copy of International Prototype Metre bar

Copy of International Prototype Metre bar

Rule used by James Joule

Rule used by James Joule

circa 1858
Buchmann-Meyer Record Measuring Apparatus

Buchmann-Meyer Record Measuring Apparatus

1954-60
Traveller's pocket instrument

Traveller's pocket instrument

1951-1900
Johnson's "Patent Measurement Indicator"

Johnson's "Patent Measurement Indicator"

1870-1920
Linen prover calibrated with the measures of England

Linen prover calibrated with the measures of England

1812-1840
Cloth yard measures

Cloth yard measures

Thomson Range Estimator

Thomson Range Estimator

Micro-Cal Paper Micrometer, 1978

Micro-Cal Paper Micrometer, 1978

1978
Thread standards from adapter for screw thread measurement

Thread standards from adapter for screw thread measurement

1951
Folding Rule

Folding Rule

1905-1945
Revolution Counter

Revolution Counter

1920-1945
Linen Prover Case

Linen Prover Case

1915-1925
Linen Prover leather case, by Joseph Casartelli & Son Ltd.

Linen Prover leather case

1915-1925
Messmer, Micro-Cal paper micrometer, used for precise measurments, model no. 75004, 1978

Micro-Cal Paper Micrometer, 1978

1978
'Simplex' salt detector, in locking glazed case, using an electrical indicator to test the conductivity of salinated water, by the Bromwell Patent Company Limited, Glasgow, Scotland, 1916-1920

"Simplex" salt detector

1916-1920
Adjustable measuring instrument, brass, owned by Dr James Murie, in red leather case with blue interior.

Adjustable measuring instrument