SF Encyclopedia Picture Gallery
W George Wright. The School in the Air: A Splendid Long Complete Story of Schoolboy Fun & Adventure All Over the World (London: Amalgamated Press, 1924) as by Paul Quinton [chap: first appeared 28 October 1922-6 January 1923 Pluck: in the publisher's Boys' Friend Library series: pb/uncredited]
Image courtesy of The Friardale Website