They had quite an extensive line of film cameras and projectors, not strictly for education use. (Donald Bell was a projectionist in Chicago around 1900.) Here are some Bell & Howell cameras in operation:
Appropriate to this thread, B&H used to have a bizarre little theater on North Michigan in Chicago where they would show free movies which were coordinated with smells. I used to go there whenever I could as a kid. Unfortunately, I can’t find any trace of it online, not the slightest whiff.