Glass paints, varnishes and brushes : their history, manufacture and use (1923)
Pittsburgh : Pittsburgh Plate Glass Company · leaf 252
* PITTSBURGH PLATE GLASS COMPANY … Testing Raw Materials As in the making of paint so is it in the making of varnish: constant testing of raw materials to insure a proper standard of quality is carried on in two modernly equipped chemical laboratories. a hard and fast distinction, but in general, the volatile matter is driven off…
Plate glass · Flat glass · Paint
Internet Archive · Public domain (published before 1931). Free to use for anything.
