NUCMC data from Ohio Hist. Soc. for Gray, L.M. Papers, 1862-1899 (Zane Grey; son of Lewis M. Gray)
Ronald, A. Zane Grey, c1975 p. 6, etc. (Zane Grey; b. Zanesville, Ohio, 1872; s. of dentist, Dr. Gray; christened Pearl Zane Gray; dropped his first name and changed spelling of last when he overheard two young ladies chatting about him; one remarked "She certainly writes well;" horrified Pearl Gray instantly became Zane Grey)