4 Green Leather Bound Books with Green Covers - "From Job to Job Around the World" by Alfred C.B. Fletcher - Dodd, Mead, and Company 1919, "The Story of Chemistry" by Floyd L. Darrow - Blue Ribbon Books, "Always A Grand Duke" by Alexander Grand Duke of Russia - Garden City Publishing, and "The Story of Religion" by Charles Francis Potter - Garden City Publishing Company, INC.