GUBBELS -- (BEEK, S. v.). Klaas Gubbels '74-'76. (1976). 4°. Preliminary edition w. or. drawing in pencil by G. on first free endpaper. -- Id. The same work. (1976). 4°. Ocl. Numbered (30/250) copy and signed by the artist w. loosely added plain lithogr. 210 x 283 mm, signed and dated (1979) in pencil and limited to 75 copies. -- Added: a copy of the 'normal' edition. -- (3).