Safety report on the progress of safety modification of railroad tank cars carrying hazardous materials.
Series: Report - National Transportation Safety Board ; NTSB-SR-79-2; Report (United States. National Transportation Safety Board) -- no. NTSB-SR-79-2.
Publisher: National Transportation Safety Board; for sale by the National Technical Information Service
Published: 1979
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 18
Subjects: Tank cars -- Safety measures.; Hazardous substances -- Transportation.
Notes: September 13, 1979.

Includes bibligraphical references.