All images are from my collection

Box containing slide strips (some of them stencil-colored), film is 28 mm wide,
early 1900s.

Tin for 35 mm filmloop for toy projector, ca. 1900

Box for small reel of 16 mm film for toy projector, twenties or thirties.

Box containing 9 1/2 mm cartoon, was sold with British Bingoscope 1932.

Ozaphan was a paper film used during the war. These can't be played
on modern projectors, only on old toy projectors.

These aren't movies, but comics photographed on 16 mm film.
Some of the projectors were disguised as toy pistols, so that naughty boys could
enjoy the
forbidden fruit at night without their parents knowing (ca.1960).

Box for Belgian Cinette projector, from the fifties.

Folder showing the very short 16 mm films available for the Cinette.

Later Cinette model for 8 mm films, ad from Kuifje magazine 1967.