Archival objects in this container: Magne-Tronics, Inc., 1962-1965 Marks France, Editions, 1964-1966 Mason Music Co., Ltd., 1965-1967 Memos, 1963-1966 Mechanical Copyright Protection Society, Ltd., 1960-1967 Mercury Record Corp., 1960-1967 MGM Records, 1959 Miscellaneous, 1960-1961 Multitone, 1961-1964 Parade Record Co., 1958 The Peter Maurice Music Company, Ltd., 1966 Peter Maurice, Ltd, 1960-1967 Phonodisc, Ltd., 1961-1964 Piedmont Music Co., Inc., 1967 Planetary-Kahl (London), Ltd., 1960 Quality Records, Ltd., 1959-1966 Quiroga Editions, 1961-1965 RCA Victor, 1959-1965 Reuter & Reuter, 1662-1965 Ricordi Brasileira, 1961 Roll-a-Round Tapes, 1961-1962 Roulette Records, 1961-1966 Scepter Records, 1963-1967 Schujer, 1961-1963 S.E.M.I., 1961-1967