POLICE SURPLUS GUNS FOR DUMMIES

I have used them prior to now, and wish to have 1 Sooner or later. I am a fifth generation veteran and very proud of that, It is just a Privledge to own served our region and would go once again if required! Thanks:Among my most prized rifles is an American-designed Mosin m/91 which was reworked from the Finns in some unspecified time in the future