Authors: Robert
- Packard, Robert L. (Robert Lewis) 1928- 687 downloads
- Roberts, W. J. - 674 downloads
- Dabney, Robert Lewis 1820-1898 674 downloads
- Buckland, A. R. (Augustus Robert) 1857-1942 672 downloads
- Story, Robert Herbert 1835-1907 671 downloads
- Fowler, Robert 1853-1926 670 downloads
- Glasgow, G. R. (Geraldine Robertson) - 669 downloads
- Porter, Robert P. (Robert Percival) 1852-1917 667 downloads
- Arthur, Robert 1909-1969 667 downloads
- Anderson, Robert Gordon 1881-1950 665 downloads
- Coltman, Robert 1862-1931 664 downloads
- Yerkes, Robert Mearns 1876-1956 656 downloads
- Steuart, James, Sir 1712-1780 653 downloads
- Rogers, Robert W. (Robert Wells) 1873- 652 downloads
- Hemmer, Jarl 1893-1944 651 downloads
- Christman, Robert A. (Robert Adam) 1924-2012 649 downloads
- Kelly, R. Talbot (Robert Talbot) 1861-1934 647 downloads
- Milligan, Robert H. - 647 downloads
- Gibney, R. D. (Robert Dwarris) 1826-1906 646 downloads
- Willmott, Robert Aris 1809-1863 645 downloads
- Heywood, Robert 1786-1868 641 downloads
- Baukhage, Hilmar R. (Hilmar Robert) 1889-1976 641 downloads
- Hillyer, Robert 1895-1961 637 downloads
- Stearns, J. N. (John Newton) 1829-1895 632 downloads
- Reinick, Robert 1805-1852 630 downloads
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