Cambridge: Botanical Museum of Harvard University; Verona Stamperia Valdonega, November 1972.
Ethno-Mycological Studies no. 2. Octavo (24 x 17 cm.) 57,  pages. Original wrappers, hand-lettered paper spine label. FIRST EDITION, one of one thousand copies. Wasson's Soma: Divine Mushroom of Immortality (1968) was Ethno-Mythological Studies no. 1; in 1971, the American Oriental Society published R. Gordon Wasson On Soma and Daniel H. H. Ingalls' Response. Brough' response appeared in the 1971 Bulletin of the Oriental and African Studies and prompted this rejoinder from Wasson. Very light soil to printed wrapper, otherwise fine.