Johnstown flood : the day the dam burst
Johnstown flood
The Johnstown flood
Disaster at Johnstown : the great flood
The Johnstown Flood : core events of a deadly disaster
The Johnstown flood of 1889 : the tragedy of the Conemaugh
Banished from Johnstown : racist backlash in Pennsylvania
Official history of the Johnstown flood
Sandyvale Cemetery, Johnstown, Pennsylvania : a recreation of burials, 1850-1906
History of the great flood in Johnstown, Pa., May 31, 1889 .
Head for the hills! : the amazing true story of the Johnstown flood
Ruthless tide : the heroes and villains of the Johnstown flood, America's astonishing gilded age disaster
Fannettsburg Presbyterian records, 1851-1970 : the Lower Path Valley Presbyterian Church, Fannettsburg, Franklin County, PA
Historical account of the Ephrata cloister and the Seventh Day Baptist Society
A bicentennial postcard history of Williamsport, 1806-2006
Wicked Pittsburgh
Guns at the forks
The Tulpehocken bi-centennial commemorated in a four-day celebration at Womelsdorf, Pa., June 28th, 29th, 30th and July 1st, 1923; being a series of historical sketches covering two hundred years, 1723-1923 .
The history of White Deer Township : from Colonial days to the present
History of Martinsburg, Pennsylvania : 1832-1957
Harrisburg : renaissance of a capital city
Pittsburgh : a new portrait
Records of pastoral acts at Trinity Evangelical Lutheran Church, New Holland, Lancaster County, Pennsylvania, 1730-1799
Pittsburgh, then and now