London: Amalgamated Press, 1928. Paperback. 28 p.: illustrations; 28 cm. Front wrapper has illustration in orange and blue of two men on horses. Running title: The Leading Boys' Story Paper. Contents: The Rio Kid: The Mysterious Trail by Ralph Redway -- Alonzo the Athlete by Frank Richards -- Proving His... More about The Popular Sept. 20, 1928 -- New Series no. 505