Gerrit Jan de ROOK.
Stempelkunst / Stamp-Art 1975.
Utrecht, Exp/press, Not dated (1978). Second edition , 21 x 29 cm., spine stapled. Ca. 160 pp.
Survey of stamp art edited by the concrete and visual poet G. J. de Rook with contributions by over one hundred artists, mail artists, concrete poets (the first edition was published in 1975).