Items tagged time standards in MV Collections
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(showing 1 - 5) 5 items
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Regulator Clock - Robert Ellery, Melbourne Observatory, 1888
Astronomical regulator clock designed by Government Astronomer Robert Ellery and built at Melbourne Observatory in 1888. The clock was probably made by Observatory instrument maker Carl ...
From: South Yarra, Australia Images: 16 -
No Image Available
Free Pendulum Clock - William Shortt & Synchronome Co, London, No. 5, 1925
Impulse clock designed and built by William Hamilton Shortt, in association with the Synchronome Co, London, 1925 . About 100 Shortt impulse clocks were made and used in observatories ...
From: London, United Kingdom Images: 0 -
Regulator Clock - Charles Frodsham, London, No.1062, 1865
Eight day long-case astronomical regulator clock, by Charles Frodsham, London, No. 1062, 1865. Weight driven, with dead-beat escapement and mercury compensation pendulum. Used at Melbou ...
From: London, United Kingdom Images: 3 -
Tuning Fork - H. Tinsley & Co, circa 1950
Electrically maintained tuning fork, Tinsley type 18030. Made by H. Tinsley & Co., England, circa 1950. Used for putting time markings on recorder charts, especially in physiological w ...
From: London, United Kingdom Images: 1 -
No Image Available
Tuning Fork - H. Tinsley & Co, circa 1950
Amplitude controlled tuning fork type 5224 with amplifier, serial number 137.924, by H. Tinsley & Co Ltd, circa 1950. Used in the clock at the State Electricity Commission's Newport po ...
From: London, United Kingdom Images: 0
