Help!

So I was reading thenest.com book about decorating and I found this incredible artist, Peter Sis. He did a poster for MTA a couple of years back, and alas it isn't for sale anymore... I can't find a large image on the web, but isnt it freaking amazing?



image can be found here
if anyone in bloggerland knows how to get a hard copy of this photo, I would love love love yo1u