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The manufacture of true ormolu employs a process known as mercury-gilding or fire-gilding, in which a solution of mercuric nitrate is applied to a piece of copper, brass, or bronze; followed by the application of an amalgam of gold and mercury. The item is then exposed to extreme heat until the mercury vaporizes and the gold remains, adhering ...
Came glasswork includes assembling pieces of cut and possibly painted glass using came sections. The joints where the came meet are soldered to bind the sections. When all of the glass pieces have been put within came and a border put around the entire work, pieces are cemented and supported as needed. [1]
Feathering – creating feather-like patterns on a glass by dragging a metal tool across the surface of a newly applied wrap. Frit – crushed glass often melted onto other glass to produce patterns and color; Incalmo – the grafting or joining together, while still hot, of two separately blown glass [bubbles] to produce a single [bubble]. [4]
An interior or exterior corner, with an angle or type of bevel, is called a "chamfer". Fillet geometry, when on an interior corner is a line of concave function , whereas a fillet on an exterior corner is a line of convex function (in these cases, fillets are typically referred to as rounds).
General Bronze Corporation was founded as a reorganization of the John Polachek Bronze and Iron Company, founded in 1910 by John Polachek, a Hungarian immigrant. [20] [5] He became a supervisor overseeing bronze manufacturing at the Tiffany Glass Studios in Corona, Queens New York, which served as the basis for his future enterprise in bronze fabrication.
One of the few successful American glass companies was the New England Glass Company, which was incorporated in 1818 and led by Deming Jarves—the "father of the American glass industry." [ 10 ] Using assistance from the Harvard University library and a British engineer named James B. Barnes , Jarves developed a way to produce red lead from ...
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