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.
1990
1993
1996
1995
2021
1976
1928
1924
1926
1916
2006
1958
2019
1909
1978
2004
1983
2015