This section is from the book "The Boy Mechanic Vol. 2 1000 Things for Boys to Do", by Popular Mechanics Co.. Also available from Amazon: The Boy Mechanic, Vol2: 1000 Things for Boys to Do.
The paint applied to lead pipes will chip and peel off, and to prevent this I first cover the lead surface with a thin coat of varnish, then apply the paint on the varnish. A lead pipe painted in this way will retain its coating. - Contributed by F. Schumacher, Brooklyn, N. Y.
 
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