More info can be found offline at: Who Was Who, vol 3
Contemporary Authors, vols 104 & 121
Dictionary of Literary Biography, vols 10 & 19 & 36 & 98 & 162 & 195
Edwardian Fiction: An Oxford Companion, ed Kemp, Mitchell & Trotter [1997]
Literary Year Book 1922 [1922]
Oxford Companion to New Zealand Literature, ed R Robinson & N Wattie [1998]
English Poetry of the First World War, by Catherine W Reilly [1978]
Writers with Derbyshire Connections, by Jane Darrall [1986]