?Nitrate negatives of photographs, some of which have been documented in SAMA 1155/1. Some of these items have been scanned as .tif images, and the item control number has been marked "g"

Where sets of image format (eg: loose photographs, lantern slides, 35mm projector slides, or strips of copy negatives) have been identified, items have been given item inventory number alpha suffixes as follows:
a. Loose photographs
d. 35mm transparancies
f. copy negatives
g. .tif images.