AP-70N appears in my old paper ADI book 3rd edition november 2000
cowboy shotshell data all loads shown are 1200fps at slowest,
winchester compression case.win 209 primer WAA12 22grn AP-70N
with remington case all the same but 21.5grns for 1255fps
thats once n 8th loads.... SEEMS YOUR ap70n is for the heavy end of loads....
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