Original U.S. WWII Murphy Combat Fighting Knife with Cast Aluminum Handle & Scabbard Receiver Hats like this are often

Hats like this are often encountered in old photographs and illustrations being worn in a jaunty fashion at an extreme angle that perhaps led to the later term "side cap" for casual military headwear

which may be for adjusting the height of the sight

It still retains the original P

based on a series of mental and physical examinations

After considerable testing

Original U.S. WWII Murphy Combat Fighting Knife with Cast Aluminum Handle & Scabbard Receiver Hats like this are oftenOriginal Item: Only One Available. The Murphy Combat Fighting Knife was produced during World War II by David Z. Murphy and his son David M. Murphy. Murphy was a custom knife maker who first came to fame as the maker of the knives sold by the Gerber Legendary Blade Knife Company in 1938. The Murphy fighting knives are often categorized loosely as Theater Knives, even though they were not manufactured in a wartime theater of operations. This is due to