Pinhole Paper Camera Works With 35 mm Film.

In the 1970s, a Czech magazine published a DIY guide on how to make your very own paper pinhole camera:

Its creators, Martin Pilný, Mirek Kolár and Richard Vyškovský, came up with a functional pinhole camera made of stiff paper, designed for 35 mm film, which resembles a real camera. It may not be the most practical of devices, but it works!

Link