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  • Commemorative Boulder Still Stands 75 Years Later

    In 1951, President Harry S. Truman dedicated this boulder and placard for the establishment of Arnold Engineering Development Complex. Seventy-five years later, the commemorative boulder still stands as a centerpiece beneath the colors at Arnold Air Force Base, Tenn.

  • AEDC at 75: Truman dedicates AEDC

    On the morning of June 25, 1951, then-U.S. President Harry S. Truman arrived in middle Tennessee.His plane, the Independence, which was the 1950s version of Air Force One, landed at Northern Field near Tullahoma. Upon exiting the aircraft, Truman was welcomed by officials and service members. From

  • AEDC celebrates 75th anniversary this year

    “The scientists who work here will explore what lies on the other side of the speed of sound.”Before the first wind tunnel ran, the first test engine roared or the first ballistic projectile launched, then-U.S. President Harry Truman shared this prediction for what would come to be known as Arnold