Authors: Roberts (sorted by release date)
- Hamerling, Robert 1830-1889 Apr 3, 2021
- Clephan, R. Coltman (Robert Coltman) - Mar 26, 2021
- Bain, R. Nisbet (Robert Nisbet) 1854-1909 Mar 13, 2021
- McDowell, Robert Emmett 1914-1975 Mar 9, 2021
- Wallace, Robert 1812-1866 Mar 7, 2021
- Whiteside, Robertson L. 1869-1951 Mar 4, 2021
- La Sizeranne, Robert de 1866-1932 Feb 27, 2021
- Cooper, Robert A. - Feb 8, 2021
- Powell, William Robert 1876- Jan 22, 2021
- dePina, Albert -1957 Jan 19, 2021
- Jones, Robert - Jan 16, 2021
- Robertson, George Edward 1864- Jan 11, 2021
- Leonard, R. M. (Robert Maynard) - Jan 7, 2021
- Salade, Robert F. 1880- Jan 4, 2021
- Adams, Robert C. (Robert Chamblet) 1839-1892 Dec 29, 2020
- Hare, Robert 1781-1858 Dec 28, 2020
- Robertson, Alexander, M.D. 1854-1938 Dec 24, 2020
- Henry, John Robertson 1868-1949 Dec 5, 2020
- Osborne, Robertson - Nov 27, 2020
- Walling, R. A. J. (Robert Alfred John) 1869-1949 Nov 25, 2020
- Pritchett, R. T. (Robert Taylor) 1828-1907 Nov 22, 2020
- Cruikshank, Robert 1789-1856 Nov 22, 2020
- Frere, John Hookham 1769-1846 Nov 15, 2020
- Pears, James Roberts - Nov 13, 2020
- Pious, Robert S. (Robert Savon) 1908-1983 Nov 9, 2020