Leather dressing, including dyeing, staining and finishing (1907)
Lamb, M. C. (Morris Charles) · London : The Leather Trades Publishing Co. · leaf 288
250 LEATHER DRESSING. cotton or lamp wick, to which there is a free end. The free … multiplying the difference between the readings of the two thermometers by 0‘64 for a Centigrade scale, or by 0'35 for a Fahrenheit scale, and deducting the product from the total capacity for moisture corresponding to the temperature shown by the wet bulb, as given in the table (§653). The result…
Dyes and dyeing · Leatherwork
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.