The side images are never as informative as those face on. That’s where the bumps are that we read to identify people ~ face on. A good place to start on building an understanding of this is this article: http://www.ex-sight.com/technology.htm
Thanks, I’ll read it...
There are multiple angles on this search (not I use Google more than rarely):
https://www.google.com/search?q=obama+frank+marshall+davis+images&hl=en&tbm=isch&tbo=u&source=univ&sa=X&ei=LoFXUa3HHoSu8ASdw4GIBA&ved=0CC4QsAQ&biw=970&bih=708