BBK -- COLLECTION of c. 20 letters on paper (often consisting of multiple sheets), all from the period 1965-1967, written in pen or typed by Piet Zwart, Peter Alma, (on behalf of) Wim Schuhmacher, Antoinette v. Hoytema, Han Krug, Jo Voskuil, Fred Carasso, a.o., in which they indicate whether or not they wish to qualify for a personal allowance ('eregeld'), for the greater part addressed to Willy de Vries, director of the 'Beroepsvereniging van Beeldende Kunstenaars' (BBK). For the greater part signed.