GeorgePal (1908-1980) Hungarian visionary producer/director? His films include:
- TheTimeMachineMovie - the original
- DestinationMoon (screenwriter RobertHeinlein)
- TheWarOfTheWorlds
- WhenWorldsCollide
- SevenFacesOfDrLao
- TheNakedJungle (soldier ants try to eat Charlton Heston ...)
- Houdini (where Curtis and Leigh met ...)
and a lot more.
Destination Moon and When Worlds Collide contain footage--the very same footage, in fact--of VannevarBush's differential analyzer.
The above link shows a 7Mb QuickTime clip from When Worlds Collide. The same footage, minus the discussion at the beginning and the Science Babe at the end, can be seen in Destination Moon.