Creator
- Seizin Press1
- Senders, John W., 1920-1
- Shaw, John MacKay, 1897-19841
- Shepherd, Clara Mae1
- Shulman, Harriette1
- Sibert, Annie Lane Cail1
- Sidney Rochelson, 1910-19921
- Simmons Family1
- Simmons, Roy S., 1911-19451
- Simmons, Viva M., 1915-19991
- Simons, George W., Jr., 1891-19771
- Sinco, Holly1
- Smathers, Hilliard C.1
- Smiley, David E. (1879-1960)1
- Smith Berry, Sylvia Hazel1
- Smith, Carlton K.1
- Smith, Hale G.1
- Snell, C. Perry, 1869-19421
- Snodgrass, Dena E.1
- Snyder, Frank L. (1924-1993)1