Hall, Adam. Tango Briefing. Harper Mass Market, 1993
Quiller faces the toughest assignment of his career-a job that takes him to the Sahara Desert to locate a downed plane, photograph its crew, and identify its cargo. -a suicide mission
McClure, James The Steam Pig. Harper & Row, 1972
Murder with a bicycle spoke. A technique perfected by Bantu gangs. "All quite simple if you have the stomach for it," Dr. Strydom explained. "You take your spoke, and slide it in here between the third and fourth rib." It looks like a fleabite. Theresa Le Roux was a pretty young music teacher, who gave very private lessons. But for a mix-up at the undertakers no one would have known she had been murdered. Story set in South Africa during the Apartheid years.
Parker, Robert B. Looking For Rachel Wallace, Dell Books, 1987
When Spenser accepts a job as a "bodyguard" for a beautiful young woman, he gets in over his head. (Spenser) gives the connoisseur of that rare combination of good detective fiction and good literature a better chance to indulge himself.
Solomon, Louis Great Unsolved Crimes, Scholastic Inc., 1976
This book contains six of the great unsolved crimes of all time. I guess you can call them perfect. The police files are still open. Your solution is as good as anyone else's.