Sydney Sprague. Story of the Bahai Movement, The (1907/1908). — A short history and introduction to the Baha’i Faith by an early American Baha’i.
Willard P. Hatch. Sydney Sprague: In Memoriam (1945). — Sprague (1875-1943) was an American Baha’i who traveled the East to promote the religion in the ea...
Sydney Sprague. Year With the Bahá'ís of India and Burma, A (1908/1986). — An early account of the author's personal experiences in India circa 1904 and 1907, relating his int...