Sweet! I found a video clip at https://archive.org/details/turner_video_11514 https://archive.org/details/turner_video_11514 at timestamp 54:47 for about 20 sec

Sweet! I found a video clip at https://archive.org/details/turner_video_11514 https://archive.org/details/turner_video_11514 at timestamp 54:47 for about 20 seconds. (Found that reference via https://web.archive.org/web/20030203103015/http://www.flysteam.co.uk/history.htm https://web.archive.org/web/20030203103015/http://www.flyste... which I found via https://archive.org/details/australian_model_engineering-issue_110-2003_09_10/page/32/mode/2up?q=%22steam+powered+aircraft%22 https://archive.org/details/australian_model_engineering-iss... )