Stock Photo: USA, Maryland, Aberdeen, Aberdeen Proving Ground, Ballistic Research Laboratory, Edwin Powell Hubble, Henry Stimson, General Harris, Colonel Eddy, RW Kent and other unidentified men witnessing test at supersonic wind tunnel

Stock Photo: 1060-2054 USA, Maryland, Aberdeen, Aberdeen Proving Ground, Ballistic Research Laboratory, Edwin Powell Hubble, Henry Stimson, General Harris, Colonel Eddy, RW Kent and other unidentified men witnessing test at supersonic wind tunnel