National Archives Flickr Albums. Dr. Martin Luther King, Jr. (1929-1968) is joined by Civil Rights leaders and march organizers, posing in front of the statue of Abraham Lincoln. On this day, Dr. King delivered his "I Have A Dream" speech. Civil Rights March on Washington, D.C. 28 Aug 1963. Retrieved 13 Sep 2016.
Repository: Still Picture Records Section, National Archives at College Park, MD. Public domain image; free of copyright.
I find it interesting that Dr. King is the only one in the photo looking at the person taking the photo. A man exceptionally prepared for and aware of, the moment.
See also:
Dr. King's profile at WikiTree
I wanted to share this photo of DuBois Copyright Free & CC Image Cabinet with the community. Location: Washington D.C.. Date: 28 Aug 1963. Click here for the image details page or here for the full-sized version (600 x 487).