https://books.google.de/books?id=9xY_AAAAcAAJ&pg=PA223&lpg=PA223&dq=%22Thomas+von+dem+Kruge%22&source=bl&ots=XK2doDhXoW&sig=3f1jVUUn9pUN7mNsmiYAp7fjQH0&hl=de&sa=X&ved=0ahUKEwjEqMbJ3ezaAhWDjywKHVCcAhoQ6AEIOzAF#v=onepage&q=%22Thomas%20von%20dem%20Kruge%22&f=false
