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To Make Twelve Carat Gold
Coin gold, 75 parts; further alloyed with 40 parts copper, and 22 parts silver, make a combination of of good appearance, which stands acid tests well.
Chinese sample.
How to silver a mirror, brew ginger beer, kill moths, make fireworks, tan a hide, bronze iron, cure a ham and clean a straw hat: William B. Dick's numbered encyclopedia answered the questions a nineteenth-century household actually had.
Home › Alloys › To Make Twelve Carat Gold
Coin gold, 75 parts; further alloyed with 40 parts copper, and 22 parts silver, make a combination of of good appearance, which stands acid tests well.
Chinese sample.