"Hints on Mountain-Lion Trapping" by Stanley Paul Young is a scientific publication written in the early 20th century. The book serves as a comprehensive guide for stockmen and game protectors on the methods and strategies for trapping mountain lions, addressing the control of these predators that pose a threat to livestock and wildlife. The content of the book elaborates on the biology and behavior of the mountain lion, including its feeding habits and travel patterns, which inform effective trapping techniques. It details various control methods, particularly focusing on the use of trained hounds and specific traps, while advising against poisons. The guide emphasizes the importance of setting traps in strategic locations, using lures like catnip oil, and caring for traps to enhance their effectiveness, while also highlighting the necessity of safety precautions to protect non-target animals. Overall, the book serves as a practical manual for those looking to manage mountain lion populations in specific areas responsibly and effectively. (This is an automatically generated summary.)