- Philadelphia's 1926 Sesqui-Centennial International Exposition
- Philadelphia's Fairmount Park
- Philadelphia's Old Southwark District
- Philanthropy in America
- Philip Payton
- Philip Pendleton Barbour in Jacksonian America
- Philip Reid After Slavery
- Philip Sparrow Tells All
- Phillies 1980!
- Phillipsburg
- Philly Sports
- Philosophy in a Time of Terror
- Philosophy of History After Hayden White
- Phoenix of the Seas
- Phoenix's Ahwatukee-Foothills
- Phoenix's Roosevelt Row
- Phoenix’s Greater Coronado Neighborhood
- Physician of the American Revolution
- Piano Man
- Picking Fights with the Gods
- Picking the Bones of Eleven Presidents and Others
- Pico Rivera
- Pico, Vermont: 75th Anniversary Edition
- Picture History of World War II American Aircraft Production
- Pictures of Southern Life
- Picturing America
- Picturing Illinois
- Pie in the Sky
- Pieces of Justice
- Pieces Of The Past
- Piedmont
- Piedmont Soldiers and their Families
- Pierre and Fort Pierre
- Pierre Part
- Pig 'N Whistle
- Pigeon River Country
- Pigskin
- Pigskin Nation
- Pike County
- Pilgrim's Wilderness
- Pilgrimage
- Pillaging the Empire
- Pillars of the Republic
- Pilot Point
- Pine City
- Pine Creek Villages
- Pinedale
- Pinetop-Lakeside
- Pink-Slipped
- Pinnacle Peak
- Pioneer Colored Christians
- Pioneer Days in Kansas
- Pioneer Days In The San Bernardino Valley
- Pioneer Family
- Pioneer Quilts
- Pioneer Roads and Experiences of Travelers, Volume 1 of 2 (Illustrated)
- Pioneer Roads and Experiences of Travelers, Volume 2 of 2 (Illustrated)
- Pioneer Roads, Part 1 of 2
- Pioneer Roads, Part 2
- Pioneer Survivor of Indian Attack: The Story of Barbara Culp McKinney
- Pioneers of France in the New World
- Pioneers of France In the New World
- Pioneers of Mill Creek Canyon
- Pioneers of Science in America
- Pioneers of the Old South: a chronicle of English colonial beginnings
- Pioneers of the Old Southwest: a chronicle of the dark and bloody ground
- Piracy
- Pirates & Rogues of Monterey Bay
- Pirates & Smugglers of the Treasure Coast
- Pirates and Lost Treasure of Coastal Maine
- Pirates of New Spain, 1575-1742
- Pirates of the Florida Coast: Truths, Legends, and Myths
- Pirates, Pineapples, and People
- Pistol Pete, Veteran Of The Old West
- Pitfall or Panacea
- Pittsburg
- Pittsburg County
- Pittsburg, Shawmut & Northern Railroad
- Pittsburgh and the Great Steel Strike of 1919
- Pittsburgh Drinks
- Pittsburgh Film and Television
- Pittsburgh Irish
- Pittsburgh Jazz
- Pittsburgh Remembers World War II
- Pittsburgh Jazz
- Pittsburgh Remembers World War II
- Pittsburgh Streamlined Trolleys
- Pittsburgh's Bridges
- Pittsburgh's East Liberty Valley
- Pittsburgh's Greatest Athletes
- Pittsburgh's Mansions
- Pittsburgh's Point Breeze
- Pittsburgh's South Side
- Pittsburgh’s Greatest Teams
- Pittsfield
- Pittsfield's Fosburgh Murder Mystery
- Pittsylvania County, Virginia
- Pity the Billionaire
- Pivotal Tuesdays
- Pizitz
- Place Names of Illinois
- Places of Invention
- Plague Among the Magnolias
- Plague and Fire
- Plague and the City
- Plague in Paradise
- Plagued By Fire
- Plain Buggies
- Plain, Honest Men
- Plainfield
- Plainfield Township
- Plainville
- Plan Colombia
- Planning the Home Front
- Plano
- Plano's Historic Cemeteries
- Plant City
- Plantation Church
- Plantation Houses and Mansions of the Old South
- Plantation Life Before Emancipation
- Plantation Slavery in Georgia
- Plateau Valley
- Platte County
- Play by the Rules
- Play Me Something Quick and Devilish