Authors: Robert (sorted by popularity)
- Roberts, Alexander -1620 618 downloads
- Lowndes, Robert W. 1916-1998 607 downloads
- Scott, Robert Falcon 1868-1912 597 downloads
- Watson, Robert A. (Robert Alexander) 1845-1921 592 downloads
- Knight, Charles Robert 1874-1953 589 downloads
- Bell, Robert 1800-1867 588 downloads
- Wells, Samuel R. (Samuel Roberts) 1820-1875 586 downloads
- Nassau, Robert Hamill 1835-1921 583 downloads
- La Monte, Robert Rives - 583 downloads
- Brown, Bob 1886-1959 581 downloads
- Greene, Robert -1592 577 downloads
- Brown, Horatio Robert Forbes 1854-1926 571 downloads
- Nemiroff, Robert J. - 567 downloads
- Hunter, Robert 1874-1942 566 downloads
- Mellin, Robert 1826-1880 564 downloads
- Jennings, Robert 1824-1893 562 downloads
- Shaw, Robert B. - 555 downloads
- Long, R. E. C. (Robert Edward Crozier) 1872- 555 downloads
- Amick, Robert Wesley 1879-1969 547 downloads
- Raban 1795-1870 541 downloads
- Warner, Robert 1814-1896 541 downloads
- Calef, Robert 1648-1719 539 downloads
- Newell, R. H. (Robert Henry) 1836-1901 539 downloads
- Robert, Clémence 1797-1872 538 downloads
- Darling, Charles R. (Charles Robert) 1870- 534 downloads
