Issued over a two year period from 1929-30, the R315 series consists of 46 cards measuring 3.25x5.25" w/fronts printed in bw and featuring either a portrait shot or in-action pose. Back of cards are blank. Hubbell, nicknamed "The Meal Ticket" was a star pitcher for the New York Giants throughout the 1930s, finishing his career w/a record of 253-154 and an ERA of 2.98. Inducted into the National Baseball Hall of Fame in 1947. Bold and perfect "10" signature at lower left. The PSA/DNA pop report indicates that only four examples of a signed rookie card such as this have ever been graded.