A prominent author of historical works on figures from America's Revolutionary Era, Schachner also was a regular contributor to the genre leading up to and during the early years of what came to be referred to as the Golden Age of Science Fiction (c.
[1] Best known for his biographies of American historical figures such as Thomas Jefferson and Alexander Hamilton, and as the creator of the Grandfather paradox, Schachner began his writing career contributing short stories to leading "pulp magazines" that specialized in science fiction, horror, mystery, and adventure genres.
He then turned to writing historical non-fiction and fiction, gaining recognition for his prodigious research.
Schachner, a practicing attorney, was a founder and officer of the American Interplanetary Society, which pioneered liquid fuel rocketry in the United States in the early 1930s.
The links provide access to either the stories or information on them from the Internet Speculative Fiction Database.