M
- Maat, Carol ter - 401
- MacArthur, Douglas, 1880-1964 - 41
- Macek, Vladko, 1879-1964 - 333
- Macheboeuf, Joseph Projectus, 1812-1889 - 79, 476
- MacLeish, Archibald, 1892- - 233
- Madeleva, Sister, 1887-1984 - 35, 461, 462
- Madison (Wis.), Diocese of - 73
- Maes, Camillus Paul, 1846-1915 - 98, 251, 415
- Magnetism - 145
- Magoon, Elias Lyman - 342
- Maguire, Daniel C. - 355
- Maguire, Joseph, 1871-1964 - 306
- Mahan, John W. - 193
- Mahon, Leo T. - 443
- Mahony, Thomas F. (Thomas Francis), 1873-1957 - 307
- Maignen, Charles, 1858- - 9
- Makletzoff, Ann Harrigan, 1910-1984 - 162, 308, 344, 531
- Maler, Bede - 415, 455
- Malloy, Edward - p.5-6
- Maloff, Saul - 126
- Malone, Mary Catherine - 470
- Mandeville (Jamaica) - 45
- Mandic, Dominik - 333
- Manier, Edward (audio-visual) - p.20
- Mangan, John, d. 1950 - 232
- Manhattan Project (U.S.) - 525
- Manion, Clarence, 1896-1979 - 309
- Manning, Henry Edward, 1808-1892 - 538
- Manresa Educational Corporation - 314
- Manuscripts, Medieval - 138
- Marantette, Patrick, 1807-1878 - 310
- Marchal, Marie - 15
- Maréchal, Ambrose, 1764-1828 - 74, 517
- Marianists - 420
- Maricle, Abraham - 311
- Marino, Santiago - 518
- Maritain, Jacques, 1882-1973 - 175, 264, 312, 324, 461
- _____ Correspondence - 222, 233, 296, 312, 387, 462, 468, 531
- Marjanovic, Milan, 1879-1955 - 333
- Marketing United States - 526, p.19
- Marquette (Mich.), Diocese of - 350, p.18
- Marquette University. Dept. of Physics - 525
- Marr, William J., 1873-1916 - 480
- Marriage - 398
- _____ in diocesan collections - 77, 79
- _____ in papers of individuals - 152, 526
- _____ in records of organizations - 13, 116, 124, 242, 355, 360, 437
- Marriage counseling - 360
- Marriage licenses United States - 124
- Marshall (Mich.) Church history - 17
- Marshall, Bruce, 1899- - 462
- Marti, Fritz - p.20
- Martin, Augustus Mary, 1803-1875 - 476, 481
- Martindale, C.C. (Cyril Charles), 1879-1963 - 462
- Martinez, Antonio Jose, 1793-1867 - 97
- Marty, Martin E., 1928- - 126, 355, 512
- Marty, Martin, 1834-1896 - 207, 431
- Martyrs - 448, 460
- Maryknoll Seminary (Glen Ellyn, Ill.) - 131
- Maryland
- _____ Church history - 74, 262
- _____ Colonial period - 11, 528
- Maryland Factory - 313
- Mason, Edward Wilbur - 15
- Mass spectrometry - 172
- Masterman, Rose Eileen, 1898-1984 - 314
- Mathes, Carl, 1896-1957 - 315
- Mathis, Michael A. (Michael Ambrose), 1885-1960 - 316
- Matré, Anthony, 1866-1934 - 8
- Matré, Frank - 8
- Matré, Richard J. - 8
- Matt, Joseph, 1877-1966 - 72, 270
- Maurelian, Brother, 1842-1920 - 540
- Mauriac, François, 1885-1970 - 461
- Mayor's Commission on the Rehabilitation of Persons (Chicago, Ill.) - 185
- Mazzuchelli, Samuel, 1806-1864 - 317, 476
- McAdams, Gerald E. (photo album) - p.20
- McAvoy, Thomas Timothy, 1903-1969 - 9, 239, 318, 421, 422
- McCann, E. Michael - 117
- McCann, Mary Agnes, 1851- - 484
- McCarthy, Abigail Quigley - 126
- McCarthy, Eugene, 1916- - 473, 531
- McCarthy, Joseph, 1908-1957 - 144
- McCarthy, Roy J. - 395
- McCartney, Patrick F.J. - p.20
- McCloskey, John, 1810-1885 - 113
- McCloskey, William George, 1823-1909 - 74, 79, 113, 121, 470
- McDevitt, Philip Richard, 1858-1935 - 319
- McDonald, Ann Catherine - 320
- McDonald, James Harold, 1896-1959 - 321
- McEvay, Fergus Patrick - 276
- McEvoy, J.P. (Joseph Patrick), 1895-1958 - 496
- McGavick, Alexander J. (Alexander Joseph), 1863-1948 - 76
- McGill, John, 1809-1872 - 96, 470
- McGillycuddy, James - p.20
- McGovern, George S. (George Stanley), 1922- - 104, 117
- McGrath, Marcos, 1924- - 322, 443
- McGuire, Paul, 1903- - 32
- McIlvane, Donald W. - 323
- McInerny, Ralph M. - 324, 365
- McIntosh, Robert P. (Robert Patrick) - 325
- McKeon, Frederick T., 1874-1950 - 326
- McLain, James A., 1842-1911 - 210
- McLane, Louis, 1786-1857 - 48
- McLaughlin, Patrick, 1836-ca. 1890 - 327
- McLuhan, Marshall, 1911-1980 - 462, 512
- McMahon, Eutropia - 470
- McMahon, Francis E. (Francis Elmer), 1906-1987 - 177, 328
- McMahon, Joseph H. (Joseph Henry), 1862-1939 - 329
- McMaster, James Alphonsus, 1820-1886 - 14, 171, 281, 330
- McMaster, John Bach, 1852-1932 - 330
- McMullen, John, 1832-1883 - 76, 89
- McNabb, Vincent Joseph, 1868-1943 - 462
- McNamara, Martin D. (Martin Dewey), 1898- - 116
- McNeill, Donald P. - 331
- McQuaid, Bernard John, 1823-1909 - 251, 281
- McTernan, Frederick - 443
- McWilliams, Carey, 1905- - 126
- Meagher, James L. - p.20
- Meagher, Rose - 470
- Meagher, Thomas Francis, 1823-1867 - 332
- Medical care United States History - 492
- MEDICO (Organization) - 165
- Meier, Joseph H. - 414
- Melcher, Joseph, 1806-1873 - 300
- Men in Religion. Manuscript - 244
- Men in the Field - 530
- Menard, Marie - 470
- Mencken, H.L. (Henry Louis), 1880-1956 - 62
- Mercer, Isabelle - 71
- Merton, Thomas, 1915-1968 - 104, 462, 512
- Mestrovic, Ivan, 1883-1962 - 296, 333
- Metallurgists United States Biography - 145
- Meurin, Sebastian - 95
- Mexican Americans - 298, 447, p.17
- Mexicans Colorado - 307
- Mexico
- _____ Frontier troubles 1910- - 326
- _____ Persecution of the Church - 319, p.20
- Meynell, Alice Christiana Thompson, 1847-1922 - 64, 66
- Meynell, Wilfrid, 1852-1948 - 384
- Michelangelo Buonarroti, 1475-1564 - 333
- Michiana Area Historians - 501
- Michigan Church history 19th century - 350
- Michigan Catholic Conference - 221
- Michigan Superintendent of Indian Affairs - p.20
- Middle ages Bibliography - 200
- Midshipmen History - 413
- Midwest Center for Draft Counseling - 373
- Midwest Chamber Orchestra - 449
- Midwest Council of La Raza - 334
- Midwest Hispanic Catholic Commission - 334
- Midwest Universities Research Association - 237, 525
- Migrant labor - 298, 307, 334
- Milde, Vincentius Eduard, 1777-1853 - 293
- Mildred, Sister M. - 335
- Miles, Richard P. (Richard Pius), 1791-1860 - 485
- Military service, Compulsory Draft resisters - 373
- Militia of Christ for Social Service - 157
- Mill Hill Missionaries - 31
- Miller, Donald C. - p.20
- Miller, Grover (photographs) - p.20
- Miller, L.J. (Louis Joseph) - 336
- Mills, Mary Cleophas - 470
- Milwaukee (Wis.), Archdiocese of - p.17
- Ming, John J. (John Joseph) 1838-1910 - 414
- Ministry Resource Center, Inc - 337
- Minorities - 12, 371
- Mirsky, Mark - 273
- Mishawaka (Ind.) - 338, 534, p.21
- Missionaries of Our Lady of La Sallette - 45
- Missionaries
- _____ Appalachian mountains - 245
- _____ Michigan - 77
- _____ United States - 400
- _____ Vietnam - 448
- Missions to lepers Hawaii - 168
- Missions, American - 300
- Missions, Medical Laos - 165
- Missions
- _____ Afro-Americans - 256
- _____ Bangladesh - 129
- _____ Bengal - 196, 254, 316
- _____ India - 129
- _____ Indiana Saint Joseph County - 412
- _____ Michigan Niles - 412
- _____ New Mexico - 29
- _____ New York (State) - 471
- Mitchell, John, 1870-1919 - 147
- Modern Universalism and its Reputation - 336
- Mohrmann, Christine - 316
- Molé de Champlatreux, Marie Louise Elizabeth de Lamoignon, 1763-1825 - 339
- Moloney, William A., 1869-1935 - 340
- Monastic and religious life - 127, 314, 541, 542
- Monastic and religious life of women - 288, 314, 411, 470
- Monasticism and religious orders - 396, 420
- _____ in papers of individuals - 18, 37, 45, 121, 211, 402, 485
- _____ in records of organizations - 128, 129, 130, 131, 337, 522, 541, 542
- Monasticism and religious orders for women - 420
- _____ in papers of individuals - 433, 485, 492
- _____ in records of organizations - 337, 354, 391, 411, 470, 471, 472
- Monica, Sister, 1892- - 341
- Montalembert, Charles Forbes, comte de, 1810-1870 - 52, 342
- Montana - 332
- Montell, William Lynwood, 1931- - 343
- Montgomery Ward - 192
- Moore, Nina Polcyn - 344
- Moore, Philip - p.6
- Moran, William C. - 345
- Moreau Seminary (Notre Dame, Ind.) - 131, 161
- Moreau, Basil Anthony, 1799-1873 - 128, 129, 476
- Moriarty, Daniel - 5
- Morris Inn - p.22
- Morris, Dan - 264
- Morris, Joan, 1901- - 346
- Morrissey, Andrew, 1860-1921 - 56, 129, 347
- Morrissey, Raymond, 1909- - 348
- Mortgage bonds United States - 37
- Morton, Jackson, 1794-1874 - 49
- Moss, Neva Miller - 163
- Motion picture producers and directors - 346
- Motion picture theaters United States - 527
- Motion pictures - p.18
- Mount Saint Mary's College - 349
- Mount Saint Vincent College - 357
- Mrak, Ignatius, 1818-1901 - 300, 350
- Mrs. Fitzherbert - 294
- Mueller, Peter - 254
- Mulcaire, Michael - p.6
- Mulcahy, Francis P. (oral history) - p.20
- Muldoon, Dorothy - 116
- Muldoon, Ray - 116
- Mullen, Tobias, 1818-1900 - 90
- Mulligan, James A. (James Adelbert), 1830-1864 - 351
- Mullin, Charles J., 1916-1975 - 352
- Mulloy, John J. - 151
- Mundelein College (Chicago, Ill.) - 185
- Munson, John W. - 193
- Mural Painting and decoration - 215
- Murphy, James E. - p.8
- Murphy, John - p.6
- Murphy, Lewis J. - 353
- Murphy, Mary Carmel, 1919- - 471
- Murray, John Courtney - 461
- Murray, John O'Kane, 1847-1885 - 97
- Murray, Patrick F. - 5
- Music critics - 158
- Mutual Church Insurance of the Diocese of Vincennes - 98
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