- Metropolitan Museum of Art (New York, N.Y.)1
- Metzger, Mary, 1868-193916
- Metzger, Victor, 1863-193616
- Mihara (Family : Tokyo, Japan)1
- Millard, George M., Mrs., 1873-193855
- Millard, George, 1850-191816
- Moe, Ingwald, 1871-19391
- Moe, Louisa, 1877-19571
- Moore, Anna, 1858-193973
- Moore, Nathan Grier, 1853-96
- Mosher, John A. (Inventor)3
- Munkwitz, Arthur, 1872-195830
- Museum of Modern Art (New York, N.Y.)84
- Nakoma Country Club14
- National Life Insurance Company2
- Nesbitt, Bernice, 1916-198451
- Nesbitt, John, 1910-196051
- Netherlands. Legation (Egypt)8
- New York Public Library7
- Newman, Althea, 1905-200511
- Newman, Sidney, 1912-198911
- Nichols, Frederick Doveton, active 19069
- Noble, Betty (Carmen Elizabeth), 1903-199050
- Noble, Elizabeth, 1872-195850
- Norrman, Gottfried Leonard, -19091
- O'Connor, Frank (Charles Francis), 1897-197910
- Oboler, Arch, 1909-198785
- Oboler, Eleanor, 1914-200285
- Owen, Otto C., active 19041
- Palmer, Mary, 1916-201127
- Palmer, William, 1907-200027
- Panshin, A. J. (Alexis John), 1901-19933
- Panshin, Lucie, 1905-19963
- Parker, Lawton, 1868-19543
- Parker, Robert P. (Attorney)13
- Parkway Village, Inc.1
- Pauson, Gertrude, 1879-195483
- Pauson, Rose, 1896-196483
- Pence, Lucy, 1910-19746
- Pence, Martin (Cornelius Martin), 1904-20006
- Perkins, Robert, 1857-18991
- Pew, John, 1902-199680
- Pew, Ruth, 1902-199680
- Phi Gamma Delta37
- Phot. Lampué1
- Piranesi, Giovanni Battista, 1720-17781
- Pitkin, Edward, 1846-191810
- Pitkin, Lillie, 1851-192410
- Pope, Charlotte, 1911-197824
- Pope, Loren24
- Porter, Andrew, 1858-194840
- Porter, Jane, 1870-195340
- Powell, William, active 19171
- Rand, Ayn10
- Rapp, G. W.1
- Ravine Bluffs Housing30
- Rebhuhn, Anne, 1902-32
- Rebhuhn, Benjamin, 1898-196532
- Rentz, Frank, 1908-199219
- Rentz, Josephine, 1910-200419