Gold costs were about $317 per troy ounce in 2007, but these can vary widely depending on mining type and ore quality; global mine production amounted to 2,471.1 tonnes. After initial production, gold is often subsequently refined industrially by the Wohlwill process which is based on electrolysis or by the Miller process, that is chlorination in the melt. The Wohlwill process results in higher purity, but is more complex and is only applied in small-scale installations. Other methods of assaying and purifying smaller amounts of gold include parting and inquartation as well as cupellation, or refining methods based on the dissolution
What Are You Going to Do to Help the Boys? What Are You Going to Do to Help the Boys? "What Are You Going to Do to Help the Boys?" is a World War I era song released in 1918. Gus Kahn wrote the lyrics. Egbert Van Alstyne composed the music. It was published by Jerome H. Remick & Co. of Detroit, Michigan. Artist E.E. Walton designed the sheet music cover. It features Uncle Sam inside a red, white, and blue question mark. He is holding his beard and looking down at liberty bonds. To the left of this image it reads, "Buy a Liberty Bond!" on some editions. The