Thanks Steve n Steve.
Re the spring back. No it's more like the Jon Grepstad design.
Looking at the Razzolok back, I have use something similar on a Fotokor1 that I converted for 5x4.
As soon as the back is finished I will post images showing better detail .
Colin
http://img.photobucket.com/albums/v6...4/DSC05669.jpg
My Russian Fotokor 1with very rough 5x4 conversion

