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12
Non-Commercial Use
12
Category
Telecommunications
12
Pharmacy-ware
1
Collection
Sir Henry Wellcome's Museum Collection
1
Maker
Muirhead and Company
4
Nalder Brothers and Company
4
Nalder Brothers and Company (maker)
4
Muirhead and Company Limited
2
Cambridge Instrument Company Limited
1
Cambridge Scientific Instrument Company Limited
1
Muirhead and Co. Ltd. (maker)
1
Warden, Muirhead and Clark (maker)
1
Object type
standards
13
Place
Westminster
9
Westminster, London, England, United Kingdom
6
Westminster, London, England, United Kingdom
2
England
1
England, United Kingdom
1
London
1
London, England, United Kingdom
1
Westminster, London, England, United Kingdom
1
Material
boxwood
1
metal
1
Date
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To
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Campbell variable mutual standard inductance no. L-13769
Pair of Clark standard cells in one case
Clark standard cell
Clark standard element (cell) no. 142
1872
Profs. Ayrton and Perry standard inductance
Electrically maintained tuning fork, by Muirhead
Standard resistor no. 4644
Standard air capacitor
Pair of Clark standard cells in one case
1/3 microfarad standard condenser
1892
Clark standard cell no. 1297 by Nalder Brothers and Co.
Standard condenser no. 30510
1911
Pair of turned wooden standards, English, 1880-1920
Pair of turned wooden standards
1880-1920