Note: The information in this article has been superseded by that published in Jonathan Ferguson’s important original research work, Thorneycroft to SA80: British Bullpup Firearms, 1901–2020. That book is available from the Headstamp Publishing website: https://www.headstamppublishing.com/bullpup-rifle-book This post accompanies the seventh in a series of collaborative videos produced with ARES Researcher Ian McCollum, who also runs the