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Deficient Bridges in Pittsburgh — MacNeil/Lehrer Newshour (12/05/77)
11 months ago
9:38
Hurricane Agnes hits Pittsburgh — KDKA (June 23, 1972)
11 months ago
23:06
The Great Johnstown Flood of 1977 — WJAC (July 21, 1977)
11 months ago
58:52
ABC News Nightline: Kurt Waldheim (2/15/1988)
1 year ago
37:01
Questar Home Video
1 year ago
0:21
The Story of Washington, D.C. (1992)
1 year ago
45:49
Hidden Places: Where History Lives — Ancient Places (1980)
1 year ago
29:20
Hidden Places: Where History Lives — Two Routes West (1980)
2 years ago
29:16
More Than Shelter: The Public Life of Buildings (1988)
2 years ago
28:30
The Vanishing Civil War — WPSX (1992)
2 years ago
56:33
Burning Questions: Losing the Future — ABC News (1988)
2 years ago
48:19
1992 Chicago Flood — WBBM-TV Coverage
2 years ago
1:35:47
1992 Chicago Flood — WLS-TV Coverage
2 years ago
1:19:59
Weathering and Erosion — 1985
2 years ago
21:14
Volcanoes of the U.S. — 1985
2 years ago
20:45
1992 Chicago Flood — WGN-TV Coverage
2 years ago
1:03:29
No Victory without a Battle: A Retrospective of Civil Disobedience at CMU (1989)
2 years ago
28:44
Disaster: The Will to Survive — Discovery Channel (1993)
2 years ago
46:01
Mt. St. Helens: Logging the Blast — U.S. Logger (1983)
2 years ago
47:52
Butler County Is My Home — 1985
2 years ago
14:58
University of California EMC Title Card
2 years ago
0:24
The Restless Earth: Understanding Plate Tectonics — 1981
2 years ago
42:15
Footsteps of Giants — 1986
2 years ago
44:11
Cities for People — 1974
2 years ago
49:28
To What End? — WNET/PBS (1988)
2 years ago
57:57
Two Decades And A Wake Up: A Journey Back to Vietnam — KCTS/PBS (1990)
2 years ago
57:11
Out of the Ashes — KATU (1981)
3 years ago
22:56
Mt. St. Helens: One Year Later — KCPQ (5/18/1981)
3 years ago
24:21
Mount St. Helens Anniversary — KSTW (5/18/1981)
3 years ago
4:49
KCPQ Commercials — 5/18/1981
3 years ago
2:41
