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           | DescriptionSquadron of Evolution (Hart).jpg | 
           
             English: The United States Navy "Squadron of Evolution". From left to right: USS Chicago, USS Yorktown, USS Boston, USS Atlanta 
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           | Date | 
           1889 | 
          
          
           | Source | 
            U.S. Naval History Centre ( direct image link) | 
          
          
           | Author | 
           E. H. Hart | 
          
          
           Permission ( Reusing this file) | 
           
            
             
              | Public domainPublic domainfalsefalse | 
              
             
            
             
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              This media file is in the  public domain in the  United States. This applies to U.S. works where the copyright has expired, often because its first  publication occurred prior to January 1, 1923. See  this page for further explanation. 
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              This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the  rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See  Wikipedia:Public domain and  Wikipedia:Copyrights for more details. | 
              
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