Ction is this genuine original "Summer Jam" poster from July 28th, 1973. My uncle worked a concession booth there and got this poster and kept it in excellent. This is not a reproduction and you can tell because of the text on the very bottom which reads Concept: Sokoloff / Saban/ Mahn for Sokoloff Associates, Inc.Poster measures approximately 22-1/2" tall by 16-1/4" wide printed on heavyweight paper. No rips, holes, stains or tape residue but a tiny bend in lower left corner. Own a piece of Rock n' Roll history.
This concert had a bigger turnout than Woodstock! Please see photos above for more details. His item comes from a smoke-free environment.And I will try to reply asap. The item "Original 1973 Summer Jam Concert Poster Grateful Dead & Allman Bros Watkins Gl" is in sale since Sunday, February 21, 2016. This item is in the category "Entertainment Memorabilia\Music Memorabilia\Rock & Pop\Artists G\Grateful Dead\Posters".
The seller is "trader_shag" and is located in Brockport, New York. This item can be shipped worldwide.