The show was held at the Avalon Ballroom in 1966. Also appearing was the poet Michael McClure. The poster is in very good A- condition, no significant damage anywhere on this poster.
The is one tiny pin (not tack) hole in each of the top corners, and half a dozen miniscule pin holes in the top center border (see photo), one small brown spot on lower left border. The item "Grateful Dead Avalon Ballroom Poster FD BG AOR" is in sale since Friday, January 20, 2017. This item is in the category "Entertainment Memorabilia\Music Memorabilia\Rock & Pop\Artists G\Grateful Dead\Posters". The seller is "totalcrap" and is located in Salt Lake City, Utah. This item can be shipped to United States, to Canada, to United Kingdom, DK, RO, SK, BG, CZ, FI, HU, LV, LT, MT, EE, to Australia, GR, PT, CY, SI, to Japan, to China, SE, KR, ID, to Taiwan, ZA, TH, to Belgium, to France, to Hong Kong, to Ireland, to Netherlands, PL, to Spain, to Italy, to Germany, to Austria, RU, IL, to Mexico, to New Zealand, SG, to Switzerland, NO, SA, AE, QA, KW, BH, HR, MY, BR, CL, CO, CR, PA, TT, GT, HN, JM.