03-10-2019, 07:01 AM
I guess my memory of Don's book was faulty. I've just looked through the book and didn't find the above picture. But that may be because I didn't look carefully enough. There are 2 cylinder pictures on pp236-7, one of which shows a 4" cyclinder with what is beleived to be a vision recording.
www.borinsky.co.uk Jeffrey Borinsky www.becg.tv







