Competitiveness of the Aerospace Industry: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Third Congress, First Session, May 19, 1993

Local Competition in the Voice and Data Marketplace: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Sixth Congress, First Session, November 4, 1999

Aviation Competition and Air Service in Iowa: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Sixth Congress, First Session, April 30, 1999

S. 415, Aviation Competition Restoration Act: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Seventh Congress, First Session, March 13, 2001, Volume 4

Aviation Competition and Air Service in Iowa: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Sixth Congress, First Session, April 30, 1999

Universal Service: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifth Congress, First Session, Part 1

Universal Service: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifth Congress, First Session, Part 2

Firestone Tire Recall: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Sixth Congress, Second Session, September 12, 2000

The State of the Airline Industry: The Potential Impact of Airline Mergers and Industry Consolidation : Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Tenth Congress, First Session, January 24, 2007

Tobacco: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifth Congress, Second Session, March 3, 1998

Hearing on Telecommunications Policy Reform: Hearing of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fourth Congress, First Session, March 2, 1995

An Overview of the Enron Collapse: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Seventh Congress, First Session, December 18, 2001, Volume 4

The Auto Choice Reform Act of 1997: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifth Congress, First Session, July 17, 1997

Collapse of the Enron Corporation: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Seventh Congress, Second Session, February 26, 2002, Volume 4

S. 674, the Sensible Advertising and Family Education Act: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Third Congress, First Session, May 13, 1993

Cross Border Truck and Bus Operations: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Seventh Congress, First Session, July 18, 2001

Video Content: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Ninth Congress, Second Session, January 31, 2006, Volume 4

Tobacco Advertising and Children: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifth Congress, First Session, September 16, 1997

Video Content: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Ninth Congress, Second Session, January 31, 2006, Volume 4

Privatizing Public Broadcasting: Hearing of the Committee on Commerce, Science and Transportation, United States Senate, One Hundred Fourth Congress, First Session, September 14, 1995