No Time Travel. Move along.
“The Fountain” by Nelson S. Bond, Unknown, June 1941 [fountain of youth ]
“El jardin de senderos que se bifurcan” by Jorge Luís Borges, in a collection of the same name, 1941 [alternate timelines ]
“The Garden of Forking Paths”
“—And He Built a Crooked House” by Robert A. Heinlein, Astounding, Feb 1941 [4D spacial topology ]
“Dead End” by Malcolm Jameson, Thrilling Wonder Stories, Mar 1941 [viewing the past ]
Tumbledown Ranch in Arizona by Milton Raison, 20 Apr 1941 [just a dream ]
“Borrowed Glory” by L. Ron Hubbard, Unknown, Oct 1941 [fountain of youth ]