ملف:Secretary Leonard Carmichael.jpgDescriptionSecretary Leonard Carmichael.jpg English: Secretary of the Smithsonian Institution, Leonard Carmichael, at the National Zoological Park with
ملف:Vannevar Bush 1953.jpgof File:Swearing in of Secretary Leonard Carmichael.jpg Date 1953 Source File:Swearing_in_of_Secretary_Leonard_Carmichael.jpg Author Unknown authorUnknown