DICK VAN DYKE Signed 11x17 Canvas Photo Mary Poppins Movie Poster w/ PSA/DNA COA. Certified by PSA/DNA Item is stickered by PSA/DNA and contains a matching certificate of authenticity. Our company, the OC Dugout, has held numerous private signings with Dick Van Dyke.You will receive the exact item pictured above. Create listings that get noticed! With Auctiva's 1,800+ Templates.