Books about Adventure stories (sorted alphabetically)
- Sandy Alice Caldwell Hegan Rice
- Sarah of the Sahara: A Romance of Nomads Land George S. Chappell
- Sard Harker: A novel John Masefield
- Sargasso of Lost Starships Poul Anderson
- Sargasso of the Stars Frederic Arnold Kummer
- Sarita, the Carlist Arthur W. Marchmont
- Satellite of Fear Frederic Arnold Kummer
- Scaramouche: A Romance of the French Revolution Rafael Sabatini
- Scaramouche: A Romance of the French Revolution Rafael Sabatini
- Scarlet Pimpernel Baroness Emmuska Orczy Orczy
- Scarlet Pimpernel Baroness Emmuska Orczy Orczy
- Scots Brigade,' and other tales James Grant
- Scouts of Seal Island Percy F. Westerman
- Sea-dogs all! : a tale of forest and sea Tom Bevan
- sea-hawk Rafael Sabatini
- Search for the Silver City: A Tale of Adventure in Yucatan James Otis
- Sea Scouts Abroad: Further Adventures of the "Olivette" Percy F. Westerman
- Sea Scouts All: How the "Olivette" was won Percy F. Westerman
- Sea Scouts of the Kestrel Percy F. Westerman
- Sea Scouts up-Channel Percy F. Westerman
- second shell Jack Williamson
- Secret Cache: An Adventure and Mystery Story for Boys Ethel C. Brill
- Secret of Steeple Rocks Harriet Pyne Grove
- Secret of the Earth Star Henry Kuttner
- Secret of the Martians Paul W. Fairman