The Rover
in The Des Moines Sunday Register (Des Moines, IA, USA) (Jan 4, 1925): 
pp.1–10
- Collected as The Rover in The Rover (1923)
- First serialized in The Pictorial Review (New York, NY, USA) (Sep 1923 — Dec 1923)
- Subsequently extracted in M.A.B. (Mainly About Books) (London, UK) (Dec 1923)
- Subsequently serialized in The Bridgeport Telegram (Bridgeport, CT, USA) (Sep 4, 1924 — Oct 25, 1924)
- Subsequently serialized as Le Frère-de-la-Cote in La Revue de Paris (Paris, France) (Jan 1, 1927 — Mar 15, 1927)
View in Internet Archive BookReader (experimental). 
Serialization began 4 January. End date to be determined.