Roger Gerbig: Kilauea Iki, Hawaii Volcanoes National Park, Hawaii (Big Island)
Roger Gerbig: Kilauea Iki, Hawaii Volcanoes National Park, Hawaii (Big Island)
Roger Gerbig: Kilauea Iki, Hawaii Volcanoes National Park, Hawaii (Big Island)
Roger Gerbig: Kilauea Iki, Hawaii Volcanoes National Park, Hawaii (Big Island)
Roger Gerbig: Mauna Ulu, Kilauea, Hawaii Volcanoes National Park, Hawaii
Roger Gerbig: Republic P-47 Thunderbolt ("Jug"), National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Lockheed SR-71, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Concorde, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Concorde, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Lockheed SR-71, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Lockheed SR-71, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Lockheed SR-71, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Lockheed SR-71, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Lockheed SR-71, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Langley Aerodrome A, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Langley Aerodrome A, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Mary Baker Engen Restoration Hanger, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Enola Gay, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Enola Gay, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Enola Gay, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Enola Gay, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Enola Gay, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Enola Gay, National Air and Space Museum, Steven F. Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Apollo 11 Mobile Quarantine Facility, National Air and Space Museum, Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Close Encounters of the Third Kind Mother Ship Model, National Air and Space Museum, Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Apollo Program Hasselblad Camera, National Air and Space Museum, Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Vought F4U Corsair, National Air and Space Museum, Udvar-Hazy Center, Chantilly, Virginia
Roger Gerbig: Curtiss P-40 Warhawk & Vought F4U Corsair, National Air and Space Museum, Udvar-Hazy Center, Chantilly, Virginia