Well, I got my hands on a 1959 Rolleiflex 3.5E. It's gorgeous and packed full of advanced features. The one thing I hadn't properly addressed in my scramble for 120 perfection was the fact that it is 6x6cm, or 2¼” square. Perfectly square. I pushed it to the back of my mind: 'I can always crop. I'll just carry on as usual.' 'Square is no problem'.....