Besides the two posters that were sold to the public, there were also versions of the posters that comics shops could display to promote the DS Innovation comics. Here's a copy of the first promo poster:
(Click
here for a 1811X3000 version)
(Seeing E. Silas Smith's beautiful artwork makes one happy that Felipe Echevarria wasn't picked to do the first book. Can you even imagine what promo posters done by him might have looked like if he'd drawn images that were more abstract and "looking-through-gauze" than detailed?!)