Zware zakken / Serge Onnen ; [text Pam Emmerik ; transl. Ronny de Klerk ... et al.]Deep light / Marnix Goossens ; [concept : Colin Huizing ... et al. ; text: Colin Huizing ... et al. ; transl. from the Dutch: Ron de Klerk]Out of the ordinary : 1970-1980 / Joel Meyerowitz ; [vert. uit het Engels: Ron de Klerk]Out of the ordinary : 1970-1980 / Joel Meyerowitz ; [transl. from the Dutch: Ron de Klerk]Africa is contagious : experiences of a doctor without borders / Steven van de Vijver ; transl. [from the Dutch] by Ron de Klerk and Lisa Friedman ; [map Y.T. Bouma]