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            This is a file from the  Wikimedia Commons. Information from its  description page there is shown below.  Commons is a freely licensed media file repository.  You can help. 
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           | Description | 
           Original caption: “THE WHITE HOUSE - 10 AUGUST 1949. The President signs the "National Security Act Amendments of 1949" with invited guests attending the ceremony in his office” — written below photo Original caption: “:Title: Truman signing National Security Act Amendment of 1949. 
            
             - Description: President Harry S. Truman signing the National Security Act Amendment of 1949 with guests in the Oval Office. Original is oversize.
 
             - Subjects (ARC): Legislation; Legislators; National security; Offices; Presidents; Rites and ceremonies; Signatures (Writing)
 
             - Subjects (HST): Truman - Signing - National Security Act Amendment of 1949; National Security Act Amendment of 1949
 
             - People: Truman, Harry S., 1884-1972
 
             - Accession number: 58-443
 
             - Date: August 10, 1949
 
             - Restrictions: Unrestricted
 
             - Physical Size: 8×10 inches (21×26 cm)
 
             - Colour: Black & White
 
             - Institutional Creator: United States Air Force” — www.trumanlibrary.org
 
             
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           | Date | 
           10 August 1949 | 
          
          
           | Source | 
           United States Air Force; to Harry S. Truman Library & Museum;  58-443.jpg via  http://www.trumanlibrary.org/photographs/view.php?id=1790 (cropped) | 
          
          
           | Author | 
           
             This file is lacking author information. 
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           Permission ( Reusing this file) | 
           
             "Restrictions: Unrestricted" 
            
             
              | Public domainPublic domainfalsefalse | 
              
             
            
             
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              This image is a work of a  U.S. military or  Department of Defense employee, taken or made as part of that person's official duties. As a  work of the  U.S. federal government, the image is in the  public domain. 
               
                
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