This is my first time using a roll film holder, a Wista 6x7. It cost me a roll t o realize that I need to wind two times to advance a frame. I was wondering why the counter only goes half a step each winding. Since I've seen a couple unfavor able comments on wista holder at this forum, I thought the counter might be inac curate. Then I was amazed--I can shot 20 frames on 120?! Well, you know the resu lt.
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