Reviewer: Daniel JolleyRobert Heinlein was writing great science fiction before a lot of people even knew what it was. The Green Hills of Earth features ten early short stories from the 1940s; all of these stories are set in outer space, but these are more sociological and entertaining than technical in the way of hard science fiction. In 'Delilah and the Space Rigger,' the head of the space station construction project is horrified to discover that his new engineer is a woman. His fear of having one woman working among a crew of 200 men is never alleviated, but the modern-day Delilah makes good use of her undeniable engineering skills to win a victory of sorts in the end. 'Space Jockey' is basically a story of a space pilot and his stay-at-home wife. It basically explores the issues of a...