Books in US Civil War (sorted alphabetically)
- Ulysses S. Grant Walter Allen
- Uncle Daniel's Story Of "Tom" Anderson, and Twenty Great Battles John McElroy
- Uncle Tom's Cabin Harriet Beecher Stowe
- Undivided Union Oliver Optic and Edward Stratemeyer
- Victim: A Romance of the Real Jefferson Davis Jr. Thomas Dixon
- Victorious Union Oliver Optic
- Village Life in America 1852-1872, Including the Period of the American Civil War Caroline Cowles Richards
- War from the Inside Frederick L. Hitchcock
- War Poetry of the South
- War-Time Wooing: A Story Charles King
- Was General Thomas Slow at Nashville? Henry V. Boynton
- Westways: A Village Chronicle S. Weir Mitchell
- Widger's Quotations from the Project Gutenberg Editions of the Works of Abraham Lincoln Abraham Lincoln
- Winning His Way Charles Carleton Coffin
- Within The Enemy's Lines Oliver Optic
- With Lee in Virginia: A Story of the American Civil War G. A. Henty
- With Lee in Virginia: A Story of the American Civil War G. A. Henty
- Woman's Wartime Journal Dolly Sumner Lunt
- Woman's Work in the Civil War: A Record of Heroism, Patriotism, and Patience L. P. Brockett and Mary C. Vaughan
- Wound Dresser Walt Whitman
- Young Lieutenant; or, The Adventures of an Army Officer Oliver Optic