The signatures appear to have been done with a black "Sharpie" type bold marker and are very robust. They are all together on the front cover of a vintage Blues For Allah Album Cover. The cover with the LP slid out half way are inlaid into mat board and sandwiched between two pieces of clear acrylic, so the back of the album cover, LP and COA can be viewed. They are framed in a transitional style solid oak wood frame that has inside dimensions of 14" x 20".
The outside dimensions are 16.5" x 22.5". The Certificate of Authenticity is 5.5" x 8.5" Parchment from SPORTS CARDS, TOYS & ANTIQUITIES of Long Beach, California and bears the signature of M. The item "AUTOGRAPHS INCL JERRY GARCIA GRATEFUL DEAD FULL BAND COA ON ALBUM COVER FRAMED" is in sale since Saturday, June 18, 2016. This item is in the category "Entertainment Memorabilia\Autographs-Original\Music\Rock & Pop\Records". The seller is "tmartino1" and is located in Hamburg, New Jersey.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, UA, AE, QA, KW, BH, HR, MY, BR, CL, CO, CR, PA, TT, GT, HN, JM.