This section is from the book "Cassell's Cyclopaedia Of Mechanics", by Paul N. Hasluck. Also available from Amazon: Cassell's Cyclopaedia Of Mechanics.
To make zinc resemble brass, mix 1 pt. of best oak varnish with 1/2pt. of turpentine; well stir, and then add gradually 1 lb. of best gold bronze. When these materials are thoroughly mixed, apply with a brush in the usual way.
 
Continue to: