This is a great collection of action short stories by Bryce Walton from "The Golden Age of Science Fiction". Featured here: "Princess of Chaos", "Assignment in the Dawn", "Mo-Sanshon", and "Doomsday 257 A.G.!".
Bryce Walton (May 31, 1918 – February 5, 1988) was an American pulp fiction writer. Walton was born in Blythedale, Missouri, the son of Paul Dean Walton and Golda Powers. He held various jobs starting in 1938, and attended Los Angeles Junior College 1939–41. During World War II, he served as a navy correspondent. In 1945, he began a career as a freelance writer.