Authors: P
- Gilliard, Pierre 1879-1962 553 downloads
- Hoskins, Robert 1933-1993 553 downloads
- Littlechild, Walter Poole - 553 downloads
- Holt, H. P. - 553 downloads
- Guizot, Madame (Elisabeth Charlotte Pauline) 1773-1827 553 downloads
- Pitman, James Hall 1896- 552 downloads
- Pycroft, James 1813-1895 552 downloads
- Pritchard, Myron T. (Myron Thomas) 1853-1935 552 downloads
- Jarvis, W. H. P. (William Henry Pope) 1876-1944 552 downloads
- Depew, Chauncey M. (Chauncey Mitchell) 1834-1928 551 downloads
- Huntington, Faye 1838-1923 551 downloads
- Jet Propulsion Laboratory (U.S.) - 551 downloads
- Waggett, P. N. (Philip Napier) 1862-1939 551 downloads
- Pfungst, Oskar 1874-1933 550 downloads
- Pinto, Alexandre Alberto da Rocha de Serpa 1846-1900 550 downloads
- Wylie, Dirk 1920-1949 548 downloads
- Pettit, H. M. - 548 downloads
- Wilson, Hill Peebles 1840- 548 downloads
- Wilson, Patten 1869-1934 547 downloads
- Toulet, Paul Jean 1867-1920 546 downloads
- Stelle, J. Parish (James Parish) - 546 downloads
- Baines, W. P. (William Peter) 1878-1933 545 downloads
- Packard, Robert L. (Robert Lewis) 1928- 545 downloads
- Molmenti, Pompeo 1852-1928 544 downloads
- Paton, J. Noël (Joseph Noël), Sir 1821-1901 544 downloads
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