Science of Dental Materials, by Eugene Skinner, PH D. W B Saunders and Company, hardcover book, 1940. Second edition, revised.
This book is a textbook on making dentures in the 1930's and 40's. It includes methods such as plaster of paris, vulcanite, resin, acrylics, porcelain, amalgam, and many more. Detailed charts and graphs liven the text.