Notes: "Il vecchio dei serpenti e altri racconti" is an original Italian anthology. Contains: The Smallness Beyond Tought translated by Renata Forti as "Il vecchio dei serpenti" Mercury translated by Enrica La Viola as "Bestia accelerata" World Master translated by Antonangelo Pinna as "Padrone del mondo" Security Syndrome translated by Enrica La Viola as "Autodelatore" "Cronache dell'inspiegabile. La valle delle ombre" is an uncredited essay, which was translated by an uncredited translator. It is an excerpt from Impossible - Yet It Happened by R. DeWitt Miller. (English title is unknown.)