Pipeline explosion in San Bernardino, CA : hearing before the Subcommittee on Investigations and Oversight of the Committee on Public Works and Transportation, House of Representatives, One Hundred First Congress, first session, July 7, 1989, at San Bernardino, CA. - United States. Congress. House. Committee on Public Works and Transportation. Subcommittee on Investigations and Oversight (U.S. G.P.O. : For sale by the Supt. of Docs., Congressional Sales Office, U.S. G.P.O., 1990)