The zero-frame is a frame on a film roll that is not meant to be used as part of that frame is usually exposed to light. This film is composed of zero-frames, taken over the course of 3 years.
1991
2018
2010
2004
2016
1973
1978
2023
1956
2013
2015
2005
1969
1968
2014
2012
2003