Back to the future. This kit contains more memories that Marty collected during his trips to 1955, 2015, 1885 and 1985, reminding him that all the adventures he had with Doc were real. The kit consists of 3 envelopes with different contents: Radioactive III envelope: Diagram of the plan to use the lightning to strike the tower clock, press clipping from the 1885 Hill Valley Festival, press clipping about George Mcfly, Delorean sales ad, One nuclear bomb sticker, Einstein metal plate, The Pinheads holographic guitar pick, Copernicus photo, Einstein photo, Welcome to Hill Valley postcard, photo of the tower clock, sheet from the phone book with Doc's address and Biff Tannens pleasure paradise plate Envelope Dr. E. Brown Enterprises. E. Brown Enterprises: 1885 Time train machine blueprint, 1985 Delorean blueprint and 2015 Delorean blueprint. Envelope 1885: Letter from Doc to Marty.