Authors: R. (sorted by popularity)
- Culverwell, Robert James 1802-1852 126 downloads
- Kearton, Richard 1862-1928 126 downloads
- Cholmeley, R. E. - 126 downloads
- Maag, Carl R. - 126 downloads
- Love, Harold 1937-2007 124 downloads
- Sparks, David R. - 124 downloads
- Nettleship, Richard Lewis 1846-1892 124 downloads
- Noll, Ray C. - 124 downloads
- McKenna, Richard 1913-1964 124 downloads
- Huish, Robert 1777-1850 123 downloads
- Miller, J. R. (James Russell) 1840-1912 123 downloads
- Tilling, Robert I. 1935- 123 downloads
- Martineau, R. (Russell) 1831-1898 122 downloads
- Tymms, W. R. (William Robert) - 122 downloads
- Evans, R. C. (Richard C.) 1861-1921 122 downloads
- Minor, R. D. - 122 downloads
- Hadermann, J. R. - 122 downloads
- Hammond, H. R. - 122 downloads
- Newmark, Marco Ross 1878-1959 122 downloads
- Lehmann, R. C. (Rudolf Chambers) 1856-1929 121 downloads
- Morgan, F. R. - 121 downloads
- Gretton, R. H. (Richard Henry) 1874- 121 downloads
- Menel, R. - 121 downloads
- Martin, Helen Reimensnyder 1868-1939 121 downloads
- Collingwood, R. G. (Robin George) 1889-1943 120 downloads