Pipeline accident report : Philadelphia Gas Works natural gas pipeline rupture, explosion, and fire, Philadelphia, Pennsylvania, May 11, 1979.

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 ; 1979.
Series:	Report (United States. National Transportation Safety Board) ; no. NTSB-PAR-79-3.
Subjects:	Pipelines > Pennsylvania > Philadelphia > Accidents.

Evans: US Documents (Annex 5th floor)