Report of the PRESIDENTIAL COMMISSION
on the Space Shuttle Challenger Accident
Volume 2
Appendix H - Flight Readiness Review Treatment of
O-ring Problems
![charts 171-172 [Chart 171: Primary Concerns (Cont); Chart 172: Section D: Program Plan Summary]](https://www.nasa.gov/wp-content/uploads/static/history/rogersrep/v2h87.jpg)
Charts 171-172 [Chart 171: Primary Concerns (Cont); Chart
172: Section D: Program Plan Summary]
Charts 169-170 |
Appendix H | Charts
173-174