Probably not (unless the photographer had used decades-old film bought off ebay .) "Safety film" was introduced in the early 1900s. The movie industry didn't completely switch out until right after WWII, but consumer film for still cameras had been cellulose for a long, long time.
Denise Ross www.thelightfarm.com
Dedicated to the Craft of Handmade Silver Gelatin Paper, Dry Plates, and Film