Authors: R. (sorted by release date)
- Mathews, R. H. (Robert Hamilton) 1841-1918 Jun 19, 2007
- Garnier, Robert 1544-1590 Jun 10, 2007
- Richardson, R. - Jun 7, 2007
- Story, Robert Herbert 1835-1907 Jun 6, 2007
- Burden, E. R. - Jun 3, 2007
- Köhler, Reinhold 1830-1892 Jun 1, 2007
- Landells, Robert Thomas 1833-1877 May 15, 2007
- Wells, Joseph Robert - May 15, 2007
- Rodríguez, Jorge R. - Apr 27, 2007
- Creswell, R. J. (Robert J.) - Apr 24, 2007
- Terry, Richard Runciman 1865-1938 Mar 8, 2007
- Field, Roswell Martin 1851-1919 Feb 24, 2007
- Kennedy, Sidney R. (Sidney Robinson) 1875- Jan 7, 2007
- Carmichael, R. D. (Robert Daniel) 1879-1967 Dec 9, 2006
- Fulton, Robert I. (Robert Irving) 1855-1916 Nov 27, 2006
- Rose, R. Selden (Robert Selden) 1888-1964 Nov 17, 2006
- Mussey, R. D. (Reuben Dimond) 1780-1866 Oct 30, 2006
- McAnally, D. R. (David Russell) 1847-1909 Oct 7, 2006
- Dareste, Rodolphe 1824-1911 Oct 2, 2006
- Johnston, R. M. (Robert Matteson) 1867-1920 Oct 1, 2006
- Sims, Barbara R. (Barbara Rutledge) 1918-2002 Sep 12, 2006
- Francia, José R. - Jul 11, 2006
- De Wet, Christiaan Rudolf 1854-1922 Jul 8, 2006
- Buckland, A. R. (Augustus Robert) 1857-1942 Jun 23, 2006
- Douglas, Robert B. (Robert Bruce) 1848- Jun 13, 2006
