Thoma, Hans. BERNAUER ALB. Beringer 115. Etching, 1911. Signed in pencil and monogrammed in the plate. 6 3/8 x 9 3/4 inches, 161 x 248 mm. The Bernauer Alb is one of two rivers which are the hearwaters of the Alb River in the Black Forest region of Germany. In excellent condition.