Important: Safety Warning
This page describes trade processes that use dangerously toxic materials such as cyanide solutions, mercury amalgams, or strong acids. These processes require training, equipment, and precautions far beyond what the text describes.
This information has been left in for historical purposes but should not be acted upon.
Home › Spirit Varnishes › Oil Paste Blacking
Oil Paste Blacking
Ivory-laying the color on the edges with a brush, black, 2 pounds; molasses, 4 or 5 ounces; or by means of a wooden trough and gumoil of vitriol, 2 ounces; tanners' oil, 5 ounces water as follows:- Provide a wooden trough, (if this cannot be obtained, then use 4 ounces 2 inches deep, 6 inches wide, and the length best tallow); gum-arabic, 1 ounce. Mix the of a super-royal sheet; boil in a brass or copoil and vitriol together, and let it stand 24 per pan any quantity of linseed and water hours; dissolve the gum in a cupful of warm water; then add 3 table-spoonfuls of best vinegar; heat it and mix with the oil, &c., and then add the ivory-black, molasses, and white of 2 eggs.