Heurtley magnifier, 1919

Magneto, possibly by Muirhead and Co. Ltd.

'Muirhead' badge issued to employees during WW2

Baseboard for fork relay type D-14 no. 87

'Muirhead First Aid' badge issued to employees during WW2

Miscellaneous facsimile machine components

Standard resistor no. 4644

Muirhead-Belin portable picture transmitter scanning unit, 1948

Muirhead-Belin portable picture transmitter scanning unit, 1948

Decade resistance box Type A-6-B 'Units'

Wheatstone bridge

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