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Report of the PRESIDENTIAL COMMISSION on the Space Shuttle Challenger Accident

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Volume 4 Index

 

Hearings of the Presidential Commission on the Space Shuttle Challenger Accident: February 6, 1986 to February 25, 1986

 

FEBRUARY 14, 1986 SESSION

[691] [Ref. 2/14-17 21 of 22] Interoffice Memo, Morton Thiokol, Inc.; From: R. Boisjoly to R.K. Lund. Subject: SRM O-Ring Erosion/Potential Failure Criticality. Dated: 31 July 1985.

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