Paris, Société Mycologique de France, 1934. 8vo (24.1 x 15.5 cm). 412 pp. Slightly later half calf over marbled boards. Spine with four raised bands, gilt title. Marbled flyleaves.

A special dedication copy with a neatly calligraphed inscription by the French medical doctor and mycologist "Docteur" Maixent Pierre Jules Guétrot (1873-1941) to the French mycologist Roger Heim (1900-1979), "le Papa de cet ouvrage à son Parrain en toute amitié". Dated 1934, with a nice caricature on the first blank of Heim under a broad-capped toadstool, as an umbrella, and holding another big mushroom. The work includes a historical sketch of mycology before Fries, and various chapters deal with the members and publications of the Société Mycologique de France, including the "Table alphabétique des noms de genres" et "Index alphabétique de toutes les espèces figurées dans le Bulletin...". A unique copy. Not in Volbracht (neither in the 2017 supplement).