This is an original rough concept drawing created by Disney Imagineer during his development for The American Adventure attraction at Epcot. This concept drawing features more rough concepts for a science segement and the notes read "Atoms, Tip of Platinum Needle, Neutrons Flying out of Atoms, Star of Fission Chain, Royal Institue". The drawing was originally kept by the artist as part of his personal archives of his work. The overall measurements of the piece are 8.5" x 11" and the image itself measures 7" x 10". The paper is delicate, but is in good condition with minimal edge wear.