 Why is Jerome in search of the museum in the futuristic civilization?
Yes, it'll be pretty obvious it must be a time machine. Jerome Boell, just a plain engineer, the man who put atomic power in every home. I figured out once that such a universe would need some seven or eight time and space dimensions. Maybe there is no machine, and it's just easier for us to imagine it. There's no feeling of acceleration—some kind of false gravity they use in the future. You head for it, and find the sidewalk is marked with the information that it is the museum. The museum's closed, but I'll be glad to let you study whatever you need for realism in your role.
 That's where the generator is held.
 That's where the guard who has information on the generator is located.  That's where the generator is held.  That's where the information for the real inventor is located.  That's where the guard who has information on the real inventory of the generator is located.