Black and white negative files : vol. 5, p. 183-207.
Grand River Conservation Authority
Volume 5 contains 25 pages, each holding seven 6-frame strips of 35 mm negatives. On the front of each sleeve is taped the corresponding 35 mm contact strip.
[19--]
ca. 1050 negatives : b&w ; 35 mm.
https://archives.uwaterloo.ca//black-and-white-negative-files-vol-5-p-183-207
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