Novelette
Phantoms of Reality
- by Ray Cummings
- Astounding Stories of Super-Science, January 1930
The blurb for the story sets it in “the fourth dimension,” but alas, this refers to a parallel universe, not time travel for Charlie Wilson and his English friend, Captain Derek Mason. —Michael Main
I have for years been working on the theory that there is another world, existing here in this same space with us. The Fourth Dimension!