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A complete course of lithography : containing clear and explicit instructions in all the different branches and manners of that art: accompanied by illustrative specimens of drawings. To which is prefixed a history of lithography, from its origin to the present time / By Alois Senefelder. With a preface by Frederic von Schlichtegroll. Translated from the original German, by A.S. [i.e. A. Schlichtegroll]. Public Domain Mark. Source: Wellcome Collection.