[Nicholas Morganti] has just such a camera, a Polaroid Big Shot, a 1970s instant camera designed for portrait work, for which the Polaroid 100 film packs ... from an Instax pack and placing ...
This project is specifically made for automatic Polaroid pack film cameras with a bellows and will work with models with extra apertures/ASA speeds as well as the simple version with just two ...
Anecdotally, we've only ever had one pack of Instax film jam on us, but three packs of (modern) film have jammed in various (modern) Polaroid cameras. Speaking of film, we prefer the square-format of ...