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For example, in detecting a dissimilar coin in three weighings ( = ), the maximum number of coins that can be analyzed is = .Note that with weighings and coins, it is not always possible to determine the nature of the last coin (whether it is heavier or lighter than the rest), but only that the other coins are all the same, implying that the last coin is the ...
Bronze objects. Subcategories. This category has the following 4 subcategories, out of 4 total. B. Bronze mirrors (10 P) Bronze sculptures (9 C, 118 P) ...
The weight correspondence of the oval-foot Nkobnkob with the high end of the round-foot range suggests that it is either the earlier variety, or contemporary with the earliest round-foots. The exclusive presence of the 'square-foot' variety of French Popo, normally scarce among circulation groups of Popos, suggests that this is the earliest ...
Islamic coin weights were made of bronze, iron, and later glass (considered to be unalterable). [1] They bear inscriptions related to Islamic rulers and moneyers and are therefore valuable epigraphical objects. [1] Coins weights were also known in the Carolingian Empire, where they were stamped with regular coin dyes to clarify their ...
Bronze, or bronze-like alloys and mixtures, were used for coins over a longer period. Bronze was especially suitable for use in boat and ship fittings prior to the wide employment of stainless steel owing to its combination of toughness and resistance to salt water corrosion. Bronze is still commonly used in ship propellers and submerged bearings.
These cash coins have a large dot above on the reverse side. They are made of iron and the same coin cast in bronze is extremely rare. 922: Wang Shenzhi: Kaiyuan Tongbao: 開元通寶: kāiyuán tōng bǎo: These cash coins have the character Min (Chinese: 閩; pinyin: mǐn) on the reverse. They are from the Fujian region and made of lead. Wang ...
Arsenical bronze is an alloy in ... only applied to alloys with an arsenic content higher than 1% by weight, ... cover the complete spectrum of metal objects, from ...
In the Late Bronze Age, Cyprus produced numerous bronze stands that depicted a man carrying an oxhide ingot. The stands were designed to hold vases, and they were cast through the lost-wax process. [21]: 341, 344 The ingots show the familiar shape of four protruding handles, and the men carry them over their shoulders. These Cypriot stands were ...