Friend, J. Newton (John Newton), 1881-1966 · London, New York : Longmans, Greens · leaf 73
ipally of smoke black, bound with a size obtained from fish and leather. Small amounts of camphor and musk are also present, and possibly a little sepia, but the process of manufacture is kept secret. Indian ink varies considerably in body and colour. It is imported from China in small tablets, in… … 200° Fahr. being a very suitable one for the purpose. When the pigment ceases to lose in weight on further warming, we may safely assume that all the water has been expelled. The dried pigment is now placed in a porcelain crucible and heated to redness until all the carbon has burned away, and only…
Paint · Chemistry, Technical
Internet Archive · Harold B. Lee Library · Public domain (published before 1931). Free to use for anything.
