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Estimate of resources required. The labor costs of the various maintenance options proposed are expressed either in monetary figures or in hours of work required for conservators, technicians, and other specialists. An estimate of hours is particularly useful if the recommended work will not take place immediately.
A coppersmith, also known as a brazier, is a person who makes artifacts from copper and brass. Brass is an alloy of copper and zinc. The term "redsmith" is used for a tinsmith that uses tinsmithing tools and techniques to make copper items.
Chase Brass commissioned well-known architect Cass Gilbert to design it in 1916, across from his recently completed Waterbury city hall. Henry Chase, the company president, specifically requested that the headquarters be designed to contrast with the style of the city hall, resulting in a design which shunned colonial marble and brick.
Derveni krater, bronze, 350 BC, height: 90.5 cm (35 1 ⁄ 2 in.), Inv. B1, Archaeological Museum of Thessaloniki, after cleaning and conservation. Conservation and restoration of metals is the activity devoted to the protection and preservation of historical (religious, artistic, technical and ethnographic) and archaeological objects made partly or entirely of metal.
Revere Copper and Brass ranked 96th among United States corporations in the value of World War II military production contracts. [7] By 1938, James M. Kennedy, an employee, had invented copper-clad cookware, which went into production and is now known as Revere Ware.
Maximum service temperature 204 °C (intermittently 316 °C). 32: 28: 38: 2: Ag 40 Cu 30 Zn 30: Ag–Cu–Zn 674/727 [10] 675/725 [37] – Braze 401, AMS 4762. Low-temperature, fairly free flowing. Narrow melting range. For ferrous and non-ferrous metals. For copper alloys, brass, nickel silver, bronze, mild steel, stainless steel, nickel, and ...
Brass rubbing was originally a largely British enthusiasm for reproducing onto paper monumental brasses – commemorative brass plaques found in churches, usually originally on the floor, from between the thirteenth and sixteenth centuries. It was particularly popular in Britain because of the large number of medieval brasses surviving there ...
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