Lancaster County Historical Society (

• Commemoration of Lancaster County in the Revolution at Indian Rock
• Commemoration of the Christiana Riot and the Treason Trials Of 1851
• Historical Papers and Addresses of the Lancaster County Historical Society, Volumes 26-27
• Historical Papers and Addresses of the Lancaster County Historical Society; 16-17
• Historical Papers and Addresses of the Lancaster County Historical Society; 1916
• Historical Papers and Addresses of the Lancaster County Historical Society; 23
• Lincoln's Visit to Lancaster in 1861, and the Passing of His Corpse 1865
• Papers Read Before the Lancaster County Historical Society, Volumes 17-18
• Papers Read Before the Lancaster County Historical Society; Volume 21