1st diagram incorporating Boyd’s corrections, early 1993 (John R. Boyd Collection (COLL/2062) at the Marine Corps History Division, USMC Archives, Flickr.com Images.)
1st diagram incorporating Boyd’s corrections, early 1993 (John R. Boyd Collection (COLL/2062) at the Marine Corps History Division, USMC Archives, Flickr.com Images.)

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Photo by: John R. Boyd |  VIRIN: 211115-D-BD104-011.JPG