Zurich: Urs Graf, 1973. Limited. hardcover. Volumes II through VIII only. With over 150 mounted color plate facsimiles, many with overslips; other b/w plates and many smaller illustrations throughout. Tall folios, 1/2 parchment, printed dust wrappers, individual slipcases. Zurich: Urs Graf Verlag, 1973-80. Second volume without slipcase but still a near fine set, LACKING the first volume. near fine / near fine.
Limited Edition, one of 500 numbered copies. A fine facsimile of Gessner's manuscript which was never published. An invaluable source for botanists. Gessner's notes are transcribed into German and precise botanical collations are given for each species.