- Slavish Shore
- Slaying in South St. Louis
- Sleepaway School
- Sleeper Agent
- Sleepers 10th Massachusetts Battery: The History of the 10th Massachusetts Battery of Light Artiller...
- Sleeper’s 10th Massachusetts Battery: The History of the 10th Massachusetts Battery of Light Artille...
- Sleeping Giant
- Sleigh Rides, Jingle Bells, and Silent Nights
- Sleuthing the Alamo
- Slick Policy
- Slidell
- Slinging Mud
- Slouching Towards Bethlehem
- Slovaks of Chicagoland
- Slovenians in Cleveland
- Slumming
- Smack
- Small Town America in World War II
- Smarter Growth
- Smashing Statues: The Rise and Fall of America's Public Monuments
- Smashing the Liquor Machine
- Smith & Wesson
- Smith Mountain Dam and Lake
- Smithsonian Civil War
- Smithville
- Smoke Signals
- Smokey and the Fouke Monster: A True Story
- Smokiana: Historical
- Smoking Typewriters
- Smuggler Nation
- Smugglers, Pirates, and Patriots
- Smyrna
- Snake Hill Volume I: The Nineteenth Century
- SNCC: The New Abolitionists
- Sneads Ferry
- Sniper
- Snips and Snails
- Snoqualmie Pass
- Snow Hill
- Snow-Storm in August
- Snowboarding in Southern Vermont
- Snowshoe Country
- Snyder County
- Snyder County's Sports Heritage
- Snyder, New York
- So Far from Dixie
- So Fell the Angels
- So Glorious a Landscape
- So Lonely It Was Painful
- So Much to Do
- So Terrible a Storm
- So You Think You Can vote?
- So You Think You Know Gettysburg? Volume 2
- Soap Opera
- Soapy
- Soaring and Gliding
- Social and Economic Networks in Early Massachusetts
- Social Life in Old Virginia Before the War
- Social Movements: The Key Concepts
- Social Science for What?
- Social Science in the Crucible
- Socialism before Sanders
- Society and Culture in the Slave South
- Society as I Have Found It
- Society in America
- Society in America (Vol. 1&2)
- Sociology on Film
- Socorro
- Sod and Stubble; The Story of a Kansas Homestead
- Soft Corruption
- Sojourner Truth's America
- Sojourning for Freedom
- Solana Beach
- Sold Down the River
- Sold to the Lady in the Green Hat
- Soldier Boy
- Soldier Field
- Soldier in the West
- Soldier of the American Revolution: A Visual Reference
- Soldier Parrott
- Soldier, Sister, Spy, Scout
- Soldiering For Freedom
- Soldiering in North Carolina
- Soldiers and Statesmen
- Soldiers for Sale
- Soldiers in King Philip's War
- Soldiers National Cemetery at Gettysburg
- Soldiers of the Pen
- Soldiers to Citizens
- Solemn Reverence
- Solid Seasons
- Solving the 1897 Airship Mystery
- Solving the Communion Enigma
- Solving the West Georgia Murder of Gwendolyn Moore
- Solving the West Palm Beach Murder of Jeffrey Heagerty
- Some Causes of the Prevailing Discontent
- Some Cities and San Francisco and Resurgam
- Some Eccentrics & a Woman
- Some Fruits of Solitude
- Some Fruits of Solitude in Reflections and Maxims, 1682
- Some of My Best Friends Are Black
- Some of These Days
- Some Personal Reminiscences of Service in the Cavalry of the Army of the Potomac: US civil war
- Some Successful Americans
- Some Wild Visions
- Somebody in the White House Looks Like Me
- Someone Is Out to Get Us
- Someone to Watch Over Me
- Somerset County Covered Bridges
- Somerset County in Vintage Postcards
- Somerville
- Somerville, Massachusetts
- Something Abides: Discovering the Civil War in Today's Vermont
- Something for Everyone
- Something for Nothing
- Something Happened
- Something Of Myself: For My Friends Known And Unknown
- Something's Rising
- Sometimes an Art
- Sometimes Speaking with a Single Voice
- Somewhere in Eastern Oregon
- Somewhere in Oregon
- Somewhere In the Northwest
- Somos Latinas
- Son of a Gunfighter
- Son of Real Florida
- Son of Sam: A Biography of David Berkowitz
- Son of the Morning Star
- Song of Brooklyn
- Song of the Fool
- Song of the Stubborn One Thousand
- Songquest
- Songs of America
- Songs of the Sea - Poetry Dedicated to the Mayflower Voyage
- Songs of the Unsung
- Sonoma Coast
- Sonoma Community Center
- Sons of Camelot
- Sons of Mississippi
- Sons of the Fathers
- Sons of Union Veterans of the Civil War
- Sorting Out the Mixed Economy
- Sota viilenee kylmäksi
- Sotterley Plantation
- Soul City
- Soul Clap Hands and Sing
- Soul of a People
- Soul of a Port
- Soul Power
- Sound Diplomacy
- Sound the Trumpet
- Sounding the Shallows
- Sounds of the New Deal
- Sources in American Constitutional History
- Sources of the River, 2nd Edition
- South After Gettysburg