Also included is a letter, dated 1964 and addressed to Wendy that turns into at least ten pages of creative writing. These were kept together as found. Also included are a few typed pages written by Acosta in which he describes a self-induced hallucinogenic experience. The third subseries is General Publishing Correspondence, 1962-1973. The series is arranged first by outgoing correspondence in chronological order, followed by incoming correspondence in alphabetical order according to sender.
Miscellaneous correspondence is grouped last.
This correspondence was generated by Acosta in his attempts to get his works published. In 1962, Acosta attempted to publish Perla is a Pig but without success. Included in this series is correspondence to and from Neil Herring, Acosta's personal friend and lawyer, who represented him and at times acted as his agent. After Oscar's disappearance, his son Marco generated correspondence in his efforts to have his father's books reprinted, prompted in part by researchers and publishers inquiring about his father's work. Included is correspondence dealing with negotiation of movie rights to The Revolt of the Cockroach People, generated by Neil Herring after Acosta's disappearance.