DELFT, Pieter van. LSD25.

(Den Haag): Bert Bakker, 1967. First paperback edition. Octavo. 208 pages. The first book edition (originally published as special issue Maatstaf. Dutch text. Contains work by Timothy Leary, Alan Watts, Humphrey Osmond, Johnny the Selfkicker, Simon Vinkenoog and a host others. A very good copy printed in purple ink. Uncomon.