Schlichtegroll, Friedrich, 1765-1822.

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].