Smith, Wilbert B. - The Boys from Topside, 1969

Smith, Wilbert B. - The New Science, 1964

Spalding, Baird Thomas - Life and Teaching of the Masters of the Far East, 1924

Sparrow, Gregory Scott - Witness to His Return, 1991

Stevenson M.D., Ian - Twenty Cases Suggestive of Reincarnation, 1966

Tuchman et al, Maurice - The Spiritual in Art, 1986