Not much is know about Arnold Denham, other than that he was born Arnold Denham Boulger, circa 1873, that he worked in a library, and that he adapted and/or plagiarised earlier versions of the Ned Kelly saga into his play The Kelly Gang.
The Kelly Gang
by Arnold Denham & Another
Ned Kelly: The legend, the myth, the hero, the outlaw, the enduring cultural icon. ...