To gain perspective on when this novella was released, Kennedy is President and Khrushchev is in power. The first moon walk has not occurred yet and the Mets winning the world Series is several year away when this classic novella was released. It holds up well even with decades of incredible gains by the scientific and technological communities, and the collapse of the Soviet Union. Some Cold War vestiges may seem outdated, yet nicely fit into the story line.
Travis Fox and crew land on planet Topaz where they must reach inside to their Apache heritage to battle a difficult climate and a Russian team of explorers who likewise dig deep into their Mongol heritage.
The book remains strong and actually shows how the great Andre Norton influenced future science fiction authors. Tales like these are why she remains one of the best loved writers of the twentieth century and now the twenty-first century.