Deficient Bridges in Pittsburgh — MacNeil/Lehrer Newshour (12/05/77)

Hurricane Agnes hits Pittsburgh — KDKA (June 23, 1972)

The Great Johnstown Flood of 1977 — WJAC (July 21, 1977)

ABC News Nightline: Kurt Waldheim (2/15/1988)

Questar Home Video

The Story of Washington, D.C. (1992)

Hidden Places: Where History Lives — Ancient Places (1980)

Hidden Places: Where History Lives — Two Routes West (1980)

More Than Shelter: The Public Life of Buildings (1988)

The Vanishing Civil War — WPSX (1992)

Burning Questions: Losing the Future — ABC News (1988)

1992 Chicago Flood — WBBM-TV Coverage

1992 Chicago Flood — WLS-TV Coverage

Weathering and Erosion — 1985

Volcanoes of the U.S. — 1985

1992 Chicago Flood — WGN-TV Coverage

No Victory without a Battle: A Retrospective of Civil Disobedience at CMU (1989)

Disaster: The Will to Survive — Discovery Channel (1993)

Mt. St. Helens: Logging the Blast — U.S. Logger (1983)

Butler County Is My Home — 1985

University of California EMC Title Card

The Restless Earth: Understanding Plate Tectonics — 1981

Footsteps of Giants — 1986

Cities for People — 1974

To What End? — WNET/PBS (1988)

Two Decades And A Wake Up: A Journey Back to Vietnam — KCTS/PBS (1990)

Out of the Ashes — KATU (1981)

Mt. St. Helens: One Year Later — KCPQ (5/18/1981)

Mount St. Helens Anniversary — KSTW (5/18/1981)

KCPQ Commercials — 5/18/1981