The Catalogue

Instruments · 106

Stopwatch, may have belonged to Ferranti employee, marked 'F Ltd 106', made by Thomas Armstrong.

Science Museum Group, London

Instruments · 1737-1738

Centre-seconds stop-watch by Jno. Archer, London. (Minute hand missing), London, 1737-1738

Science Museum Group, London

Instruments · 1745-1755

Verge stop-watch with centre seconds hand, by Le Roi, 1745-1755 (see note).

Science Museum Group, London

Instruments · 1775-1785

Stop watch movement, verge escapement, by J. Stirling, London, England, 1775-1785.

Science Museum Group, London

Instruments · hallmarked 1784

Stop watch movement, verge escapement, by Charles Wilson, London, England, hallmarked 1784.

Science Museum Group, London

Instruments · 1800–1825

Stop watch movement by J. Tobias, Liverpool, Lancashire, England, 1800-1825

Science Museum Group, London

Instruments · 1800-1834

Stop watch movement, no. 9201, by Robert Roskell, Liverpool, England, 1800-1834.

Science Museum Group, London

Instruments · 1835-1838

Stop watch by F. and E. Massey, 1/10 seconds, hall mark 1834, London, 1835-1838

Science Museum Group, London

Instruments · 1890-1945

Optometer(?), stop-watch form, scaled circular face to measure concanity,[.........] of lenses, English, 1890-1945

Science Museum Group, London

Instruments · 1960-1979

Stopwatch / timer by Omega, 1960-1979

Science Museum Group, London

Instruments · 1960-1979

Stopwatch / timer by Omega, Switzerland, 1960-1979

Science Museum Group, London

Instruments · 1960-1979

Stopwatch by Omega, Swiss made, single-button type reading 0 - 60 seconds in fifths and 0 - 5 minutes in minutes on subsidiary dial, 1960-79.

Science Museum Group, London

Instruments · 1971

Stop-watch reading to 1/10th of a second, with pin pallet lever escapement and plastics case (see note). Made by Smiths Industries in Great Britain, 1971

Science Museum Group, London

Instruments · 1976-1979

Stopwatch / timer by Cronus Precision Products Inc., 1976-1979

Science Museum Group, London