There are two different editions of An Assignment in Eternity and The Menace from Earth in the collection. The collection includes his notable works, Stranger in a Strange Land, Starship Troopers, and The Moon Is a Harsh Mistress. Many of the novels in this set explore provocative social and political ideas, and muse philosophically on the importance of individual liberty, the obligation individuals owe to their societies, the influence of organised religion on culture and government, and the nature of sexual relationships. A pioneer of hard science fiction, which stresses scientific accuracy, Heinlein speculates how scientific progress and developments in engineering might shape the future of politics, race, religion, and sex. Clarke as the 'Big Three' of English language science fiction authors.

Alongside his careers as an aeronautical engineer and naval officer, Heinlein was one of the most popular science fiction novelists between the 1940s and 1960s, often grouped with Isaac Asimov and Arthur C. Includes the first paperback editions of The Man Who Sold the Moon, An Assignment in Eternity, Methuselah's Children, Space Cadet, I will Fear No Evil, Space Family Stone, and The Cat Who Walks Through Walls. Includes seven first paperback editions A collection of thirty nine paperbacks by one of the best-selling science fiction novelists of the mid twentieth century, Robert Heinlein. Thirty nine paperbacks by one of the best-selling science fiction novelists of the mid twentieth century, Robert Heinlein.

Heinlein tunnel in the sky