by O'Connor, Richard, 1915-1975.
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A history of dams
Johnstown flood : the day the dam burst
The Johnstown flood
Johnstown flood
Official history of the Johnstown flood
Disaster at Johnstown : the great flood
The Johnstown flood of 1889 : the tragedy of the Conemaugh
Head for the hills! : the amazing true story of the Johnstown flood
Banished from Johnstown : racist backlash in Pennsylvania
The Johnstown Flood : core events of a deadly disaster
History of the great flood in Johnstown, Pa., May 31, 1889 .
Sandyvale Cemetery, Johnstown, Pennsylvania : a recreation of burials, 1850-1906
Ruthless tide : the heroes and villains of the Johnstown flood, America's astonishing gilded age disaster
Flooded : requiem for Johnstown
Fannettsburg Presbyterian records, 1851-1970 : the Lower Path Valley Presbyterian Church, Fannettsburg, Franklin County, PA
A bicentennial postcard history of Williamsport, 1806-2006
Wicked Pittsburgh
Guns at the forks
The history of White Deer Township : from Colonial days to the present
Historical account of the Ephrata cloister and the Seventh Day Baptist Society
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 .
Waterproof : a novel of the Johnstown Flood
Up the Yangtze [videodisc]
Dams
Rampage; the story of disastrous floods, broken dams, and human fallibility
Around Philipsburg
East Hanover Township, Dauphin County, Pennsylvania : Bicentennial celebration, 1776-1976
Pittsylvania country
Lake Carey
Revolutionary War patriots of Chestnut Level Presbyterian Church
Pittsburgh : a new portrait
Altoona, PA, City Hall birth records
A half century in Scranton
The early history of Cogan House Township, Lycoming County, Pennsylvania
History of Martinsburg, Pennsylvania : 1832-1957
Eight central Pennsylvania families of the Tyrone region : Buck, Crocker, Gates, Kelly, Laird, McFarland, Weston, Woodring
Brush Valley names : the matricul, or birth and baptism register, Brush Valley Union Church, Rebersburg, Pennsylvania, 1792-1855
Then and now in Harrisburg
Erie, chronicle of a Great Lakes city
Camp Hill : a history
English
Johnstown, Pa. > Flood, 1889.