Huge inventory of authentic autographed sports and entertainment memorabilia and collectibles. Michael J Fox/Christopher Lloyd Autographed 16x20 Photo "Back to the Future" JSA. Offered is a Michael J Fox/Christopher Lloyd Dual-Autographed 16x20 Photo "Back to the Future". This photo is authenticated by JSA and includes their Tamper-proof Sticker and Certificate of Authenticity. We welcome any questions, concerns, or queries you may have.Best Authentics is a leading sports memorabilia and collectibles retailer located in South Central Pennsylvania. We have specialized in supplying quality authentic products to collectors for over 20 years and continue to update our inventory frequently with new and exciting items.