Authors: robert (sorted by popularity)
- Kelley, Robert E. - 135 downloads
- Mackenzie, Robert 1823-1881 135 downloads
- Graham, Robert 1822-1901 135 downloads
- Millikan, Robert Andrews 1868-1953 135 downloads
- Mayo, Dermot Robert Wyndham Bourke, Earl of 1851-1927 135 downloads
- Cromie, Robert 1856-1907 135 downloads
- Eden, R. C. (Robert C.) -1907 134 downloads
- Nunès, Robert - 133 downloads
- Grimshaw, Robert 1850-1941 133 downloads
- Johnston, Robert - 132 downloads
- Walker, Robert Sparks 1878-1960 132 downloads
- Calthrop, S. R. (Samuel Robert) 1829-1917 132 downloads
- Goodyear, R. A. H. (Robert Arthur Hanson) - 131 downloads
- Robertson, George Edward 1864- 131 downloads
- Pitts, J. R. S. (James Robert Soda) 1832-1920 131 downloads
- Adams, Robert C. (Robert Chamblet) 1839-1892 130 downloads
- Flint, Robert 1838-1910 130 downloads
- West, Erkki 1857-1934 130 downloads
- LeFevre, Robert 1911-1986 130 downloads
- Roberts, George Edwin 1831-1865 130 downloads
- Ragan, Robert A. - 129 downloads
- Roberts, Alexander, Baron von 1845-1896 127 downloads
- Robertson, Keith 1914- 127 downloads
- Wilson, Joseph Robert 1886- 126 downloads
- Atkinson, Robert 1863-1896 126 downloads
