Standard Weights - Metric, 0.01 Grams to 1 Kilogram, Troughton & Simms, London, circa 1865

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Summary:: Set of standard metric weights, gilt brass and platinum wire in wooden box. Made by Troughton & Simms, London, circa 1865.

Used at Melbourne Observatory.
Description:: Weights comprise brass weights: 1 kilogram, 400, 300, 200, 100, 40, 30, 20, 10 grams each in brass cell. Platinum wire weights in small inner box: 4, 3, 2, 1, 0.4, 0.3, 0.2, 0.1, 0.04, 0.03, 0.02, 0.01 grams, and 0.1 rider. 5 ivory lifters and 2 forceps.
Acquisition Information:: Transfer from Victoria: Local Government Department Office of Trade Measurement (formerly Weights & Measures Branch), 1994

Discipline:	Technology
Dimensions:	12 cm (Height), 19 cm (Width), 35 cm (Length)

Tagged with:	observatories, standard weights measures, weights, coin collecting, bronze
Themes this item is part of:	Weights & Measures at Melbourne Observatory, Troughton & Simms, Instrument Makers, Melbourne Observatory Collection, Science & Measurement Collection, Working Life & Trades Collection, Positional Astronomy at Melbourne Observatory, Melbourne Observatory & Standard Time in Victoria, Astrographic Catalogue, Transits of Venus, 1874 & 1882, Buildings at Melbourne Observatory, Star Observations & Personal Equation, Meteorology at Melbourne Observatory, 1863-1908, Melbourne Observatory, 1863-1944, Geodetic Survey of Victoria, 1858-1872
Primary Classification:	COMMERCE & RETAILING
Secondary Classification:	Weights & Measures
Tertiary Classification:	standard weights
Inscriptions:	Inset label on lid marked 'Standard Weights, French, Troughton & Simms, London, 619-1'. Box stamped 'NSL A 50 MCN 4439, 8529' (certificate numbers relating to national standards laboratory testing).
Maker:	Troughton & Simms, London, Middlesex, England, Great Britain, circa 1865
Place & Date Used:	Melbourne Observatory, South Yarra, Victoria, Australia, circa 1865