Career
He was originally a successful merchant in Strasbourg. In 1367, he purchased an old cloister on an island near Strasbourg, and called it "das grüne Wört" ("the green island"). In 1371, it was put under the care of the Knights of Saint John.
He was originally a successful merchant in Strasbourg. In 1367, he purchased an old cloister on an island near Strasbourg, and called it "das grüne Wört" ("the green island"). In 1371, it was put under the care of the Knights of Saint John.