This image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseMechanical digital hand-wound spring-driven clock
Science Museum Group
© The Board of Trustees of the Science Museum
Mechanical digital hand-wound spring-driven clock, with analogue 12-hour dial showing hours, minutes, seconds and AM/PM, with built-in push-button-operated minute and hour chronograph, the whole employing a constant force escapement by Porte-Echappement Universal SA, for providing a continuous record of Greenwich Mean Time to the Royston MIDAS aircraft flight data recorder system, made by A & M Fell Ltd, London, 1961, being the first production example, serial number E1/01.
Details
- Category:
- Aeronautics
- Object Number:
- 2017-21
- Materials:
- metal (unknown) and glass
- Measurements:
-
overall: Height = 150 mm x Width = 85 mm x Depth = 85 mm, [Estimated] weight = 2 kg
- type:
- clocks
