Colonial illustrator and cartoonist, made an undated (apparently contemporary) S.T. Gill-like wash drawing, Gas Explosion in George Street (at Hopkins & Alford’s drapers’ shop, 413-415 George St), signed ‘J. Flynn. Mr. J. H. Flynn was listed among the illustrators in Punch Staff Papers: A Collection of Tales, Sketches, &c., in Prose and Verse, by the Members of the Staff of Sydney Punch (Sydney: Gordon & Gotch, 1872). His contemporaries included Monte Scott , H. Wise , G.G. McCrae and Mrs. G. M. Stephens ( Mary Hindmarsh ).