Authors: Roberts (sorted by release date)
- Forbes-Robertson, Philippe - Sep 11, 2019
- Conway, G. R. G. (George Robert Graham) 1873-1951 Sep 1, 2019
- Fielding, Robert O. - Aug 29, 2019
- Roberts, Harry 1871-1946 Aug 3, 2019
- Kerlin, Robert Thomas 1866-1950 Jul 28, 2019
- Latham, R. G. (Robert Gordon) 1812-1888 Jun 30, 2019
- Frost, Robert 1874-1963 Jun 27, 2019
- Robertson, William Bell - Jun 22, 2019
- Edwards, Robert 1879-1948 Jun 1, 2019
- Burns, Robert 1759-1796 May 21, 2019
- Terrell, Robert H. (Robert Heberton) 1857-1925 May 17, 2019
- Browne, R. W. (Robert William) 1809-1895 May 7, 2019
- Robertson, Jas., of Glasgow - May 7, 2019
- Warner, Robert 1814-1896 May 1, 2019
- Breckinridge, Robert J. (Robert Jefferson) 1800-1871 Apr 28, 2019
- Bader, Robert N. - Apr 24, 2019
- Gladstone, Robert Theodore - Apr 2, 2019
- Cust, Robert H. Hobart (Robert Henry Hobart) 1861-1940 Mar 31, 2019
- Prévost, abbé 1697-1763 Mar 19, 2019
- Clarke, Robert F. (Robert Francis) 1919- Mar 14, 2019
- Hunt, Robert 1807-1887 Mar 8, 2019
- Wild, Frank 1874-1939 Feb 27, 2019
- Nassau, Robert Hamill 1835-1921 Feb 17, 2019
- Multhauf, Robert P. 1919-2004 Jan 21, 2019
- Ingersoll, Robert Green 1833-1899 Jan 14, 2019