Two military manuals combine into one book. If you purchase both books separately you would pay more for the books, plus the extra shipping cost. A great value! U.S. Marine Corps Wilderness Medicine Survival Course: is an excellent manual for anyone who might find themselves in a survival situation. Table of Content: Mountain Safety, Nutrition, Wilderness Patient Assessment, High Altitude Illness, Heat Related Injuries, Combat Casualty Care, Burn Management, Hypothermia / Re-warming, Submersion Incidents, Wilderness Orthopedic Injuries, Treatment of Reptile and Anthropoid, Cold Injuries, Land Navigation, Search and Rescue, Triage, Preventive Medicine / Water Purification, Appendix: Survival Techniques: Requirements for Survival, Survival Kit, Survival Signaling, Survival Shelters and Fires, Survival Navigation, Water Procurement, Foraging on Plants and Insects, Traps and Snares, Mountain Weather. PLUS: Special Forces Survival Evasion and Recovery: EVASION, NAVIGATION, RADIO COMMUNICATIONS AND SIGNALING, RECOVERY, MEDICAL, PERSONAL PROTECTION, WATER, FOOD, INDUCED CONDITIONS, THE WILL TO SURVIVE.