Signed on the lower right, marked with "Handdruck" (hand print) on the lower left. With the Basle estate-stamp and with the numbering "L 393 I" in ink on the verso.
Signed on the lower right, marked with "Handdruck" (hand print) on the lower left. With the Basle estate-stamp and with the numbering "L 393 I" in ink on the verso.