Ralph on the Engine; Or, the Young Fireman of the Limited Mail (Dodo Press)

Allen Chapman was the house pseudonym used for a number of books for young people published since 1905. Included amongst these are: Bart Stirling's Road to Success, or, The Young Express Agent (1908); Frank Roscoe's Secret, or, the Darewell Chums in the Woods (1908), Tom Fairfield's Pluck and Luck (1913) and The Radio Boys' First Wireless; or, Winning the Ferberton Prize (1922).