It's a way of seeing all the shots from a roll at the same time so you can choose the images worth printing. The individual frames can be marked with a grease pencil to show preferred frame, crops, etc.
You could probably more easily make one by placing the set of negs on a light box and photographing it with a digital camera these days.
Magnum Contact Sheets reveals how Magnum photographers have captured and edited their best shots from the 1930s to the present. The contact sheet, a direct print of a roll or sequence of negatives, is the photographer's first look at what he or she has captured on film, and provides a uniquely...
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