It is very improbable that many of these two sided pieces exist. 14 x 20 inches. Willing to put that in writing for you as well and are happy to answer any and all questions you may have. The item “Original 2 Sided Johnny Cash Concert Poster” is in sale since Monday, September 12, 2016. This item is in the category “Entertainment Memorabilia\Music Memorabilia\Rock & Pop\Artists G\Graham, Bill\Posters”. The seller is “thegratefuldeadsource” and is located in Anaheim, California. This item can be shipped worldwide.