19th century

Unit Plan Water: An Environmental Crisis in 19th Century Philadelphia	Blog Post Who helped construct the Cambria Iron Works in Johnstown, Pennsylvania, and worked for Bethlehem Steel?
Blog Post Historic Cookbook Collection Donated to HSP	Blog Post Wealthy merchant and landowner William Bingham helped establish what landmark institution in Philadelphia in 1781?
Unit Plan Baseball and Race in Post-bellum Pennsylvania	Blog Post Fondly, the Civil War and Digital Culture: Bringing People Together
Blog Post A Horse Of Course! at the GAR Museum	Blog Post More new finding aids now available
Blog Post Cricket in Chestnut Hill	Blog Post A Chinese Soldier Killed at the Battle of Gettysburg
Blog Post New finding aids now available	Blog Post Awbury Arboretum: Worth the Journey
Publication Political Reform in Pennsylvania	Blog Post A Nineteenth-Century Christmas in Words and Illustrations
Unit Plan Irish Immigration	Primary Source Paddy on the Canal
Primary Source “The Wearing of the Green”	Primary Source “The Irish Emigrant”
Primary Source Letter: William Dunne to John Curtis, November 16,1846	Blog Post Another Man's Treasure at the Highlands Historical Society

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