![]() To the presence of so much lead in patent leather we think we may ascribe the prevalence of tender feet, corns and bunions, among those who are in the habit of wearing boots and shoes of this material, as it has a very drying and drawing action and persons who so indulge, look shiny about the feet at the expense of their health. This process of laying on the drying oil and rubbing down is continued until a sufficient quantity has been laid on to prevent the varnish from penetrating the leather. Three very thin coats are applied, allowing each to dry before the other is put on, and the surface is ground down with pumice stone. ![]() This mixture is then united with an ochre or chalk, according to the quality of the skins that are to be treated, and it is evenly spread on both sides of the leather, and well rubbed in. ![]() ![]() The first thing is the preparation of the linseed or drying oil, which is done as follows :Five gallons of linseed oil are boiled with four pounds and a few ounces of white lead, and an equal amount of litharge, (each in a state of fine division), until it becomes of the consistence of a syrup. In the manufacture of patent leather there, are two distinct operationsthe first being the preparation of the leather for the reception of the varnish, and the second, coating the leather with brilliant and transparent varnishes.
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