Gwynne, H.A. (introduction by) The Cause of World Unrest. Grant Richards, London, 1920, 1st ed , 269pp. A series of articles from Britain's oldest newspaper, the famous Morning Post, whose editor, H.A. Gwynne was editor.  The authorship of many of the articles, apart from two letters by Nesta H. Webster, remain anonymous, although it was Ian D. Colvin of the Britons Publishing Society.  very good copy with private ex-libris embossed stamp.