Last of the Breed

It tells the fictional story of Native American United States Air Force pilot Major Joseph Makatozi (Joe Mack), captured by the Soviets over the Bering Strait.

Although the exact time is never stated, it appears to be the mid- to late 1980s, as Mikhail Gorbachev's rise to power is mentioned.

The chemist is mentioned later, as the first mistake of their captor Zamatev, because it turned out he was only working on developing insect repellents.

The success of Mack's subsequent foot travel, across Siberia to the Bering Strait, is dependent on his Native American hunting, tracking, and evasion skills.

Mack ends up killing Alekhin the Yakut, who was following him, and sending his scalp back to Colonel Arkady Zamatev with a note written on birchbark that reads: "This was once a custom of my people.