Alfred Seymour, Practical Lithography
“ Direct Tin Printing—The Machine—Peculiarities of Impression—Cylinder Covering—Colour Sequence—Printing Inks—Drying Racks—Air Drying and Stoving.“Direct tin printing” is not, as the term might suggest, a direct impression of the printing forme on the metal plate. It is in reality a transfer printing process in which the transferring medium is a cylinder with an elastic covering. ”
