Vertical Force Variometer by Watts, with tripod and case

Made:: 1931 in England

maker:: Cambridge Scientific Instrument Company Limited and E. R. Watts and Son Limited

Vertical force magnetometer (variometer) and reflecting head by E.R. Watts & Son Ltd, and recording apparatus with mercury thermometer by Cambridge Scientific Instrument Co., with cased tripod and instrument case, 1931.

Details

Category:: Terrestrial Magnetism

Object Number:: 1935-540

type:: magnetometer (vertical force)

credit:: E. R. Watts & Son

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Parts

Vertical Force Variometer by Watts, 1931

Vertical force magnetometer (variometer) and reflecting head by E.R. Watts & Son Ltd, and recording apparatus with mercury thermometer by Cambridge Scientific Instrument Co., 1931.

Materials:: glass , plastic (unidentified) , cork , mercury , water , rubber (unidentified) , wood (possibly) , brass (copper, zinc alloy) and aluminium alloy

Object Number:: 1935-540 Pt1

type:: magnetometer and magnetometer (vertical force)

Image ©: The Board of Trustees of the Science Museum

Tripod rods in carrying case for vertical force magnetometer

Tripod Rods in case for Vertical force magnetometer and reflecting head by E.R. Watts and recording apparatus by Cambridge Scientific Instrument Co., 1935.

Object Number:: 1935-540 Pt2

type:: tripod

Case for vertical force magnetometer and recording apparatus

Instrument Case for Vertical force magnetometer and reflecting head by E.R. Watts and recording apparatus by Cambridge Scientific Instrument Co., 1935.