Books about War stories (sorted alphabetically)
- Scaramouche: A Romance of the French Revolution Rafael Sabatini
- Sea-girt Fortress: A Story of Heligoland Percy F. Westerman
- Second Variety Philip K. Dick
- Secret Battle A. P. Herbert
- Secret Service Cyrus Townsend Brady and William Gillette
- Secrets of Radar Roy J. Snell
- Semantic War Bill Clothier
- Shadow-Gods Bill Garson
- Shock Absorber E. G. Von Wald
- Signal Red Henry Guth
- Si Klegg, Book 6 John McElroy
- Si Klegg, Complete, Books 1-6 John McElroy
- Snowbank Orbit Fritz Leiber
- Soldier Boy Michael Shaara
- Son at the Front Edith Wharton
- Sota ja rauha I (Finnish) graf Leo Tolstoy
- Sota ja rauha II (Finnish) graf Leo Tolstoy
- Sota ja rauha III (Finnish) graf Leo Tolstoy
- Sota ja rauha IV (Finnish) graf Leo Tolstoy
- Spanish farm R. H. Mottram
- Sparky Ames of the Ferry Command Roy J. Snell
- Special Delivery Kris Neville
- Spy James Fenimore Cooper
- Spy James Fenimore Cooper
- Spy: Condensed for use in schools James Fenimore Cooper