Clocks: composite pendulum, side and front view with details. Engraving by Mutlow.

Selected images from this work

This is a bi-metallic pendulum, constructed to resist changes in length, and therefore period, due to temperature variations

London : J. Wilkes, 8 November 1809.

1 print : engraving ; image and border 17.1 x 10.4 cm

Tubular pendulum by Mr. Edward Troughton. ; Mutlow sc. Russell cot.

Engraved by Henry Mutlow at Russell Court, Covent Garden, London

Wellcome Collection 45245i

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