Etching, 15,2x20,5 cm., "P.G. Van Os inv. et fecit" engr. below. Potter, Paulus (1625-1654) (after). The plough horses. The worn-out horse (La Mazette). Two engravings from the Series of (5) horses, both 13,8x21,2 cm., w. numb. "5" en "9" engr. below (cf. Hollstein 12 and 13, probably copies of the series by Joseph DE CLAUSSIN). - AND 5 other engravings of animals, i.a. by Marcus DE BYE after Paulus POTTER or by Simon DE VLIEGER (2 engravings from the series of Various animals. Both laid down on modern paper and cut on/ just within the border line. Hollstein 17 and 18) .