The 1978 TCMA The 1960's I - Willie Mays #1978-0280 Green Back trading card is a vintage baseball card featuring Hall of Famer Willie Mays from the San Francisco Giants. Manufactured by TCMA in 1978, this English-language card is part of the set "1978 TCMA The 1960's I" and is a parallel/variety with a green back design. A standard-sized sports trading card, this piece of memorabilia captures a piece of baseball history from the 1960s.