The Boys Own was a magazine running from 1879 to 1967. "Boys Own" now refers to old fashioned boys' stories.
H Rider Haggard: Adventure Stories (such as King Solomon's Mines, and She.)
T E Lawrence: Writer of Seven Pillars of Wisdom autobiography.
Ian Fleming: Writer of the James Bond stories.
Edgar Wallace: Writer of African adventure stories (Most famously King Kong, but also Sanders of the River)
John Buchan, Writer of the Thirty Nine Steps.
Arthur Conan Doyle, writer of the Holmes stories and also The Lost World.
Captain W. E. Johns: Biggles and Sci-Fi stories.
George McDonald Fraser: The Flashman stories
Frank Richards: The Billy Bunter Stories
Erskine Childers: The Riddle of the Sands