Werner Horvath: "John Locke". Color pencils on paper, 32 x 24 cm, Crete 1999.

This drawing is  published in Edwin Stiller: "dialog sowi - Unterrichtswerk für Sozialwissenschaften", C.C.Buchner -edition, Bamberg 2002 as an illustration of the chapter "John Locke: Theorie der Freiheit - und vor allem des Eigentums". It is also published in "Denk Art - Ethik für die gymnasiale Oberstufe" by Matthias Althoff and Henning Franzen, Edition Schöningh, Braunschweig, Paderborn, Darmstadt 2015, ISBN 978-3-14-025055-9.

The painting is also published in Maurizio Ferraris: "IL GUSTO DEL PENSARE 2", Pearson Italia 2019, Milano-Torino. ISBN 978 88 395 35948 A, p.319, 764 as well as in "PPENSIERO IN MOVIMENTO 2A" by the same author, Pearson Italia 2019, Milano-Torino. ISBN 978 88 395 23884 A, p.417, 550.