Witte de With # CAHIER #2 , 1994, nm
Witteveen+Bos prijs# GERRIT VAN BAKEL# 2007, mint
Yang Zhilin, Weishan, Ruggiu, Dobbelsteen / RED, WHITE/BLUE, ARCTIC foundation
Yukinori Dehara # CAKEEES # 2008, mint
Yukinori Dehara # THE JINGI # 2003, mint
Yukinori Dehara # TOSA FIGHTING DOGS #2007, mint
Yves de Smet # A CALABASH - SHAPED VASE # 1990, signed/numb, mint-
Yves Popet # ABSTRACT COMPOSITION # 1990, mint-
Yvon Lambert /LeWitt, Andre, Buren # ACTUALITE d"UN BILAN # 1972, nm+
Yvon Lambert# SOL LEWITT / Six Geometric Figures # 1980
zeefdruk edition , ed. 40 # HANNEKE KOP # 1971, mint--
Zero, Mack, Piene# NEUE GRUPPE SAAR# 1961, nm
Ziegler# Richard P. LOHSE #1969, + orig silkscreens,nm
Zonnehof # DAVID VANDEKOP # numb. HC 60, 1990, nm
Zonnehof # JAN VAN MUNSTER # special cover pyrografie , signed , numbered,1992, mint-
