The Defiant Agents

The Defiant Agents is a science fiction novel by American writer Andre Norton, the third book in her Time Traders series. It was first published in 1962, and as of 2012, had been reprinted in ten editions with cover changes, as well as twice in a combined edition with Key Out of Time. It is part of Norton's Forerunner universe.

The Defiant Agents continues the series' premise, an encounter between Western heroes, and the Russian Communists, and a mysterious alien race that has used time trav...