463179 Page of text and illustration of Alois Senefelder, Inventor of Lithography from \'The American encyclopaedia of printing\' by J. Luther Ringwalt, published 1871 (litho) by American School, (19th century) (after); 27 x 18 cm; Library Company of Philadelphia, PA, USA; (add.info.: Alois Senefelder (1771-1834) was the German actor and playwright as well as the inventor of the printing technique of lithography in 1796. Printed by Duval & Hunter.); 穢 Library Company of Philadelphia ; Library Company of Philadelphia; American, out of copyright.