I think there was a thread about this a couple of years ago. They're tearing up Woodward for the M1, and looks like someone decided to salvage a unique piece of our history. Yes, the last picture looks like a butthole. Sorry, grow up.
http://i58.tinypic.com/29z8qyp.png
http://i57.tinypic.com/axnyfo.png
http://i60.tinypic.com/wipzep.png