Alexander Hay Japp and Japp's conversation attracted Stevenson and his father. Stevenson read to Japp the early chapters of "Treasure Island", then called "The Sea Cook", and Japp negotiated its publication in "Young Folks". Subsequently Stevenson and Japp corresponded on intimate terms; and Japp's last work, "Robert Louis Stevenson: a Record, an Estimate, and a Memorial" (1905), was the result of their contacts. Japp was versatile and prolific writer, writing under pseudonyms such as "H. A. Page", "A. F. Scot", "E. Conder Gray", and "A. N. Mount Rose" as well as in his own name. In his own name he issued in 1865
Edward Irenaeus Prime-Stevenson Square of Sevens, and the Parallelogram: An Authoritative Method of Cartomancy with a Prefatory Note" by Robert Antrobus that was supposedly written in 1735. However, it is believed that he was the author. In 1906, under the pseudonym Xavier Mayne, Stevenson published the homosexually themed novel "", and in 1908 a sexology study, "The Intersexes", a defense of homosexuality from a scientific, legal, historical, and personal perspective. Edward Irenaeus Prime-Stevenson Edward Irenaeus Prime-Stevenson (January 29, 1858, Madison, New Jersey – July 23, 1942, Lausanne, Switzerland) was an American author. He used the pseudonym Xavier Mayne. Edward Prime Stevenson was born