Ron Volmershausen published another interesting video showing how the guys at ILM used a stock-standard Nikon F3 to film parts of the mine car chase scene in the Indiana Jones & The Temple of Doom movie. The film registration system within the F3 proved to be so accurate for the stop-motion filming, that the only modification required for the film transport mechanism was a slowing down by 1/3 the speed of the MD-4 motorized winder. Here is the video: