There are well over 600 Field and Technical Manuals published by the US Army and Best Made have handpicked three of the most timeless and useful. All three books come profusely illustrated and are brimming with practical, arcane and bizarre tips and instructions: learn how to apply a field dressing, discover the uses of a ComboPen auto injector, or fashion your trousers into a make-shift parachute..!
Via Best Made.