![United States Air Force (USAF) - McDonnell Douglas F-15C-30-MC Eagle 81-0021 (MSN 0735/C204, base code 'FF'), of the 1st Tactical Fighter Wing at Langley AFB, Virginia Stock Photo - Alamy United States Air Force (USAF) - McDonnell Douglas F-15C-30-MC Eagle 81-0021 (MSN 0735/C204, base code 'FF'), of the 1st Tactical Fighter Wing at Langley AFB, Virginia Stock Photo - Alamy](https://c8.alamy.com/comp/2RGBMPK/united-states-air-force-usaf-mcdonnell-douglas-f-15c-30-mc-eagle-81-0021-msn-0735c204-base-code-ff-of-the-1st-tactical-fighter-wing-at-langley-afb-virginia-2RGBMPK.jpg)
United States Air Force (USAF) - McDonnell Douglas F-15C-30-MC Eagle 81-0021 (MSN 0735/C204, base code 'FF'), of the 1st Tactical Fighter Wing at Langley AFB, Virginia Stock Photo - Alamy
![United States Air Force (USAF) - McDonnell Douglas F-15A-17-MC Eagle 76-0097 (msn 0293/A249, base code 'LA'), at Luke Air Force Base, Arizona Stock Photo - Alamy United States Air Force (USAF) - McDonnell Douglas F-15A-17-MC Eagle 76-0097 (msn 0293/A249, base code 'LA'), at Luke Air Force Base, Arizona Stock Photo - Alamy](https://c8.alamy.com/comp/2RGBKM6/united-states-air-force-usaf-mcdonnell-douglas-f-15a-17-mc-eagle-76-0097-msn-0293a249-base-code-la-at-luke-air-force-base-arizona-2RGBKM6.jpg)
United States Air Force (USAF) - McDonnell Douglas F-15A-17-MC Eagle 76-0097 (msn 0293/A249, base code 'LA'), at Luke Air Force Base, Arizona Stock Photo - Alamy
![United States Air Force (USAF) - General Dynamics F-16A Block 1 Fighting Falcon 78-0018 (msn 61-24, base code 'SC'), of the South Carolina Air National Guard Stock Photo - Alamy United States Air Force (USAF) - General Dynamics F-16A Block 1 Fighting Falcon 78-0018 (msn 61-24, base code 'SC'), of the South Carolina Air National Guard Stock Photo - Alamy](https://c8.alamy.com/comp/2RGBN17/united-states-air-force-usaf-general-dynamics-f-16a-block-1-fighting-falcon-78-0018-msn-61-24-base-code-sc-of-the-south-carolina-air-national-guard-2RGBN17.jpg)