Fineness
91900 (number) — For the year 900, see 900 BC or 900 AD. 900 (nine hundred) is the natural number following 899 and preceding 901. It is the square of 30 and the sum of Euler s totient function for the first 54 integers. In base 10 it is a Harshad number. List of …
92Assay — An assay is a procedure where a property or concentration of an analyte is measured.There are numerous types of assays, such as an antigen capture assay, bioassay, competitive protein binding assay, crude oil assay, four point assay, immunoassay …
93Roman Republican coinage — Coinage came late to the Roman Republic compared with the rest of the Mediterranean, especially Greece and Asia Minor where coins were invented in the 7th century BC. The currency of central Italy was influenced by its natural resources, with… …
94Australian pound — Infobox Currency image 1 = Australia 10 Shillings.jpg image title 1 = 10/ (£½) image 2 = Australian 1951 sixpence.jpg image title 2 = 6d using countries = Australia pegged with = British pound at par, and then A£1 = GB 16/ (£0.8) pegged by = New… …
95German gold mark — Infobox Currency currency name in local = Mark de icon image 1 = 1914 2 19 20.jpg image title 1 = German 20 mark banknote from 1914 ( [http://www.germannotes.com/Empire.shtml www.GermanNotes.com] ) image 2 = image title 2 = iso code = using… …
96Trade dollar — Trade Dollars were coins issued by various countries for use in foreign trade.United States Main article: Trade Dollar (United States coin) The United States Trade Dollar is a silver dollar coin that was issued by the United States Mint and… …
97Filigree — For the concrete system, see Filigree concrete. sterling Horse and Buggy, Filigree work …
98Britannia (coin) — The Britannia is a British bullion gold coin issued since 1987, which contains one troy ounce of gold and with a face value of £100. There are also fractional Britannia coins, weighing a half, quarter, and one tenth of an ounce, with face values… …
99Spinning mule — A pair of Condenser spinning mules. These have 741 spindles, being cut down from 133 feet (41 m) 1122 spindles they used to have up until the 24th Sept 1974, when they were retired from Elk Mill, Royton. The mule was built by Platt Brothers …
100South African pound — Infobox Currency currency name in local = Suid Afrikaanse pond af icon image 1 = image title 1 = iso code = using countries = South Africa subunit ratio 1 = 1/20 subunit name 1 = shilling subunit ratio 2 = 1/240 subunit name 2 = penny symbol = £… …
