I looked at this earlier today, but I was lurking and in a hurry.  At the time, I thought ... "Oh!  That reminds me of ..." whatever it was ... some image I have in my files ... But the thought is gone now!  I'll have to look again later.  I'm sure it will come back to me! 

"If your pictures aren't good enough, you're not close enough."  ...  Robert Capa