= Kersten 17: "oplage: 50".

Idem. (Standing female nude seen from the back). Lithograph, 30x8 cm., signed "Wim Zwiers 1951" and "2/4 eigen druk" in pencil. - AND 12 others by the same, i.a. 4 large linocuts (i.a. "Vrouw met vogel"), a linocut portrait of Willem Drees ("Dr. Willem Drees aetatis suae 100") and 7 etchings. - ADDED: 15 prints by JAN BATTERMANN, various sizes, techniques and subjects.