- Rudolphy, John, author1
- Rusby, Henry Hurd, 1855-1940, author1
- Salazar, Juan de Dios, 1776-18561
- Sayre, Lucius E. (Lucius Elmer), 1847-1925, author1
- Schleif, William, 1868- author1
- Schmidt, Daniel.1
- Scudder, John M. (John Milton), 1829-18941
- Scudder, John M. (John Milton), 1829-1894 author1
- Selman, S. H. (Squire H.), -18731
- Smith, A. F.1
- Smith, Daniel, 1790-1
- Smith, Henry M.1
- Stafford, Ed. (Edward), 1617-, author1
- Stapf, Ernst, 1788-18601
- Stearns, Samuel, 1741-18091
- Steward, William, 1765-18451
- Swan, Samuel, 1815-18931
- Taylor, Jeremy.1
- Tennant, Abel.1
- Tennent, John, 1710-17481