He then looked at the standard deviation in these two measurements as a measure of the quality (consistent performance) of the ammunition He was shooting 10 rounds of each out of a Mann barrel (that is what he called it) and measured chamber pressure and muzzle velocity very accurately. I brought dou and ak from 1945 and kam from 1944 (the last year they made 9mmP08 as far as I know) a number of lots of each. He also had quite a few US commercial including American ballistics AP, KTW and others. ![]() He also had Swiss military and commercial as well as FN and German commercial. He also shot the current NATO Standards round which was Canadian. ![]() He was shooting current NATO 9x19 from most European countries as well as US and Canadian. In 1986 or 87 I knew a guy at Aberdeen who was doing some 9x19mm development work. Vlad, I can’t answer your question, but I can provide a data point.
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