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D Thomson · November 10, 2017, 11:26 AM

The twentieth edition of Machinery's Handbook has a couple of pages on coloring metals including brass, blackening brass on page #2265.

November 10, 2017, 11:26 AM	#8
D Thomson Member Join Date: June 6, 2010 Posts: 24	The twentieth edition of Machinery's Handbook has a couple of pages on coloring metals including brass, blackening brass on page #2265.