Naturselbstdruck (nature printing)
nature printing, book plate
Nature printing is a printing process, developed in the 18th century, that uses the plants, animals, rocks and other natural subjects to produce an image. The subject undergoes several stages to give a direct impression onto materials such as lead, gum, and photographic plates, […]Some sources state that Benjamin Franklin invented nature printing from leaf casts, using a copper plate press […].
Another person attributed with the invention of the process, Naturselbstdruck, is Alois Auer; the first publication, of instructions for the process, was by this Austrian printer in The Discovery of the Natural Printing Process: an Invention ... Vienna, 1853. This was written in four languages by the author. He shows the use of plants, a fossil fish, and lace impressed by roller onto a lead plate, this is hand coloured and transferred to the final print.
(Wikipedia, 2020)