Otto Blankenstein - Ex libris Julius Erxleben, 1903, Otto Blankenstein
Ex libris julius erxleben [banker in berlin]. Tree of knowledge rooted in books, entwined with a snake and a banner. Eritis sicut deus scientes bonum et malum; (you will be like god, knowing good and evil - saying that mephisto writes in the student's album in goethe's faust). Date: 1903.