Authors: R. (sorted by quantity of books)
- Devonshire, R. L., Mrs. 1864-1949 1 book
- Sharpe, Richard Bowdler 1847-1909 1 book
- Wikelund, Phillip R. - 1 book
- Bertram, Robert Aitkin 1836-1886 1 book
- Leighton, Gerald R. (Gerald Rowley) 1868- 1 book
- Trabue, Marion Rex 1890-1972 1 book
- Ainsworth, Ralph Bignell, Sir 1875-1952 1 book
- Carnahan, James R. (James Richards) 1840-1905 1 book
- Ashworth, T. R. (Thomas Ramsden) 1864-1935 1 book
- Sullivan, W. R. Washington (William Robert Washington) - 1 book
- R. M. - 1 book
- Nash, Rosalind Nightingale 1862-1952 1 book
- Cole, Thomas R. (Thomas Raymond) 1881-1970 1 book
- Ingersoll, R. Sturgis (Robert Sturgis) 1891- 1 book
- Garbe, Richard 1857-1927 1 book
- King, John R. (John Richard) 1835-1907 1 book
- White, J. R. (Illustrator) - 1 book
- Harrington, M. R. (Mark Raymond) 1882-1971 1 book
- Taylor, R. H. (Ralph Hawley) 1884-1979 1 book
- Sellars, Roy Wood 1880-1973 1 book
- Kincaid, P. R. - 1 book
- Davenport, R. A. (Richard Alfred) -1852 1 book
- Brunck, Rich. Fr. Phil. (Richard François Philippe) 1729-1803 1 book
- Barrett, C. R. B. (Charles Raymond Booth) 1850-1918 1 book
- Lull, Richard Swann 1867-1957 1 book