Air base defense before Vietnam -- Emergence of the air base defense mission -- The threat -- The target air bases -- USAF ground defense forces -- Other U.S. and allied ground defense forces -- Air operations -- Short support -- Getting it together : defense organization in principle and practice -- Appendix A : Chronology of VC/NVA attacks on the ten primary USAF operating bases in RVN -- Appendix B : Summary of attacks -- Appendix C : Summary of losses -- Appendix D : Viet Cong/North Vietnamese Army weapons employed in operations against air bases -- Appendix E : Herbicides employed in air base defense operations -- Appendix F : Security alert conditions -- Appendix G : Rules of engagement and guard orders -- Appendix H : Tactical situation reports, 12-18 January 1969.