M
M. B. ASSOCIATES-GYROJETM.O.A. CORP.MACMADSENMAGNUM RESEARCH, INC.MAKAROV PISTOLMALIN, F. E.MALTBY, HENLEY AND CO.MANHATTAN FIREARMS COMPANYMANN, FRITZMANNLICHER PISTOLMANNLICHER SCHOENAUERMANUFRANCEMANURHINMARATHON PRODUCTS, INC.MARBLE'S ARMS & MFG. CO.MARGOLINMARIETTE BREVETTEMARLIN FIREARMS CO.MAROCCHI ARMIMARSMARSTON, S.W.MARSTON, W. W. & CO.MASQUELIER, S. A.MASSACHUSETTS ARMS CO.MATEBA ARMSMATRA MANURHIN DEFENSEMAUNZ MFG., INC.MAUSER WERKEMAVERICK ARMS, INC.MAYNARD/PERRYMcMILLAN & CO. INC., G.McMILLAN FIREARMSMEAD & ADRIANCEMENDENHALL, JONES & GARDNERMENZ, AUGUSTMERCURYMERCURY(2)MERIDEN FIREARMS CO.MERKEL, GEBRUDERMERRILLMERRILL, JAMES H.MERRILL, LATROBE & THOMASMERRIMACK ARMSMERWIN & BRAYMERWIN HULBERT & CO.METRO ARMS CORPORATIONMETROPOLITAN ARMS CO.MIIDAMILLER ARMSMILTECHMINNEAPOLIS F. A. CO.MIROKU B. C.MITCHELL ARMS, INC.MITCHELL'S MAUSERSMK ARMS, INC.MKEMODESTO SANTOS CIA.MONTENEGRAN-GASSERMOORE'S PATENT FIREARMS CO.MORGAN & CLAPPMORINIMORRONEMORSEMOSSBERG, O. F. & SONS, INC.MOUNTAIN ARMSMOUNTAIN RIFLES, INC.MUGICA, JOSEMURFEESBORO ARMORYMURPHY & O'CONNELMURRAY, J. P.MUSGRAVEMUSKETEER RIFLES