Authors: 1920
- Purdon, K. F. (Katherine Frances) 1852-1920 557 downloads
- Still, Henry 1920- 555 downloads
- Richards, A. E. (Adolphus Edwards) 1844-1920 549 downloads
- Binding, Karl 1841-1920 548 downloads
- Lyall, Charles James, Sir 1845-1920 545 downloads
- Dykeman, Wilma 1920-2006 533 downloads
- Lafone Quevedo, Samuel A. (Samuel Alexander) 1835-1920 531 downloads
- Bergh van Eysinga, Henri van den 1868-1920 531 downloads
- Robinson, Charles Sherwood 1920- 529 downloads
- Draper, Herbert James 1864-1920 529 downloads
- Marchetti, Louis 1920-1992 527 downloads
- Ely, Helena Rutherfurd -1920 522 downloads
- Woodgate, Walter Bradford 1842-1920 505 downloads
- Costa, Fernandes 1848-1920 503 downloads
- Tharp, Marie 1920-2006 503 downloads
- Elson, Louis Charles 1848-1920 500 downloads
- Smith, Watson 1845-1920 498 downloads
- Pfaundler von Hadermur, Leopold 1839-1920 486 downloads
- Chapman, John L. (John Leslie) 1920- 484 downloads
- Briand, Paul L., Jr. 1920-1986 482 downloads
- Cambron, James W. (James William) 1920-1982 480 downloads
- Houssay, Frédéric 1860-1920 477 downloads
- Leitz, Ernst 1843-1920 474 downloads
- O'Brien, Pat -1920 467 downloads
- Swiggett, Hobart Donald 1920- 466 downloads
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