Natural gas pipelines--Costs.; Hydrogen--Transportation--Costs.; Pipelines--Costs.; Hydrogen as fuel--Costs.
Text document in PDF format.; Title from PDF title page (viewed on September 12, 2009).; "Received by ITS-Davis: December 2004"--Publication detail webpage.
United States. National Security Agency/Central Security Service.; Electronic surveillance--United States.; Telecommunication--Law and legislation--United States.; Executive power--United States.; Terrorism--United States--Prevention.
Title from title screen (viewed Jan. 25, 2006).; Includes letter of transmittal from Alberto R. Gonzales, Attorney General, to William H. Frist, Majority Leader, U.S. Senate.; "January 19, 2006."; Harvested from the web on 3/7/07