Sleen, W. G. N. van der (Wicher Gosen Nicholaas) creator text u-- Pennsylvania Liberty Cap Books 1973 monographic eng 128 p. il. 23 cm. [by] W. G. N. van der Sleen. Au1002 Bibliografía : p. 120-124 Artesanías Cuentas NK3650 .S54 1973 0873870603 251013 20190320210946.0 BRL_931