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Micrometer type mechanical comparator

Industrial Metrology

1855

Comparator by J W Lovibond Ltd

Experimental Chemistry

Comparator by F Heilige

Experimental Chemistry

Comparator instrument stand made by King of Hayes

Industrial Metrology

1939-1946

Experimental measuring machine designed by E.M. Ed

Industrial Metrology

1918

Comparator instrument stand made by King of Hayes

Industrial Metrology

1939-1946
Prestwich fluid gauge comparator, c1917.

Prestwich fluid gauge comparator, c1917.

Industrial Metrology

1916-1919
Prestwich micrometer fluid comparator 1945 to 1955.

Prestwich micrometer fluid comparator 1945 to 1955

Industrial Metrology

1945-1955
Horizontal optical comparator made by Troughton and Simms: 1940-1945

Horizontal optical comparator made by Troughton an

Industrial Metrology

1940-1945
Christa Comparator, used in the Department of Nutrition and Diatetics, King's College, London. Manufactured by Hawksley, London, 1960-1970.

Christa Comparator, used in the Department of Nutr

Nutrition & Food Technology

1960-1970