INTRODUCTION Previous Research CONTEXTUAL RESEARCH Early History The 1950s - Strategic Air Command building for Mutually Assured Destruction The1970s - Flexible Response and the F111 era Airfield Survivability Measures The hardened landscape THE AIRFIELD AND ITS BUILDINGS The 1950s - Strategic Air Command and Mutually Assured Destruction Northern bomb stores Significance Southern bomb stores Significance The airfield in the F111 era Weather shelters - Quick Reaction Victor Alert Significance 293 Simulator The hardened landscape Hardened Aircraft Shelters Significance Bulk fuel installations - POL Petroleum, Oil and Lubricating Significance Avionics building 299 Significance Wing and squadron headquarters Significance Engine test cells and hush houses Significance ANALYSIS Pre-1945 The Cold War The early 1950s - Strategic Air Command and the era of Mutually Assured Destruction The 1970s and 1980s - the era of Flexible Response F-111 deployment Visual character CONCLUSIONS SOURCES The National Archives Secondary APPENDIX 1 Correlation between USAF aircraft deployed at Upper Heyford and the types of nuclear weapons they were cleared to carry. APPENDIX 2 USAF Igloo bomb stores APPENDIX 3 Board in building 126 Wing Headquarters detailing munitions allocated to the F-111s in the early 1990s APPENDIX 4 Principal Airfields in England assigned.