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        Summary 
        
         
          
           | DescriptionHeinkel He 111 during the Battle of Britain.jpg | 
           
             German  Heinkel He 111s which went into service in 1937. Some 6000 Heinkel He 111s were built but were found to be a poor match for Hurricanes and Spitfires during the  Battle of Britain. 
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           | Date | 
           circa 1939-1942 | 
          
          
           | Source | 
           
            
             
              
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               This is photograph  MH6547 from the collections of the  Imperial War Museums (collection no. 4700-05) | 
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           | Author | 
           Unknown | 
          
         
         
         Licensing 
        
         
          | Public domainPublic domainfalsefalse | 
         
        
        
         
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          This artistic work  created by the United Kingdom Government is in the  public domain. This is because it is one of the following: 
           
            - It is a photograph created by the United Kingdom Government and taken prior to 1 June 1957; or
 
            - It was commercially published prior to 1963; or
 
            - It is an artistic work other than a photograph or engraving (e.g. a painting) which was created by the United Kingdom Government prior to 1963.
 
            
           HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref:  HMSO Email Reply)  More information. 
           See also  Copyright and  Crown copyright artistic works. 
            
           
            
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