"Thin Edge" by Randall Garrett is a science fiction novel likely written in the early 1960s. The book is set in a futuristic society where the colonization of space has reached the asteroid belt and revolves around themes of socioeconomic disparity and technological innovation. It addresses the conflict between Earth society and the people of the Belt Cities, exploring various societal norms and the value of technology depending on its application within different cultures. The narrative follows Commodore Sir Harry Morgan, a man from the Belt, who arrives on Earth to uncover the mystery surrounding the death of his friend and fellow commodore, Jack Latrobe. Jack's demise appears suspicious, and as Harry navigates through a bureaucratic and oppressive Earth society, he encounters various obstacles, including a confrontation with a hotel manager and a political representative. Throughout the story, Harry demonstrates his resourcefulness and determination, eventually creating an intricate plan to deal with the forces who conspire against him. The plot thickens as he discovers that a powerful corporation is involved in Jack's murder and its design to exploit advanced technology for nefarious purposes, leading to a compelling exploration of loyalty, justice, and the ethical implications of technological advancements. (This is an automatically generated summary.)