Pipeline accident report : Pennsylvania Gas and Water Company, natural gas explosions, Williamsport, Pennsylvania, January 25, 1977.

Bibliographic Details
Corporate Author:	United States. Bureau of Accident Investigation
Format:	Government Document Book
Language:	English
Published:	Washington : Dept. of Transportation, National Transportation Safety Board, Bureau of Accident Investigation ; 1977.
Series:	Report (United States. National Transportation Safety Board) ; NTSB-PAR-77-4.
Subjects:	Pipelines > Pennsylvania > Williamsport > Accidents. Pipelines > Pennsylvania > Williamsport > Safety measures.

Evans: US Documents (Annex 5th floor)