YOU ARE BIDDING ON AN ORIGINAL WWII GRUMMAN HELLCAT BLUEPRINTS. THE BLUEPRINTS ARE MARKED MODEL 6F6-5N AND 6F6-5 SIGNIFYING THE GRUMMAN HELLCAT. YOU GET BLOCK;WING OUTER PANEL A.H.R. RADAR WING DATED 1-18-44, ONE TEMPORARY SKETCH WING O.P. OVERHANG-GUSSET DATED 6-13-44 ABOUT 11" BY 8 1/2", 3RD IS A TEMPORARY SKETCH OF WING O.R.-T.E. STRINGER DATED 6-13-44 ABOUT 17" BY 11" AND THE 4TH AND LAST PIECE IS A TEMPORARY SKETCH OF WING O.P.OVERHANG STRINGER GUSSET INSTL. DATED 6-15-44 AND IS ABOUT 22" BY 16 3/4". THEY ARE ORIGINAL WWII ERA 1944 FROM GRUMMAN AIRCRAFT ENGINEERING CORP, BETHPAGE L.I. OWN A PIECE OF HISTORY. THEY ARE IN NICE CONDITION FOR THEIR AGE WITH ONLY SOME LIGHT WEAR SOME EDGE TEARS. PLEASE LOOK AT ALL PHOTOS AND ASK ANY QUESTIONS YOU MAY HAVE. REMEMBER THAT I SELL MOSTLY ANTIQUE AND VINTAGE ITEMS AND THAT THEY ARE MOSTLY LIKELY NOT BE PERFECT DO TO THE NATURE OF THEIR AGE. IF YOU HAVE A PROBLEM PLEASE CONTACT ME BEFORE LEAVING FEEDBACK.