Irv Rothenberg autographed index card inscribed Charter member NBA

4x6 inch lined index card autographed in blue marker by Irv Rothenberg and inscribed Charter member NBA. Rothenberg, who died in 2009, played in the 1940s in the American Basketball League and Basketball Association of America (which later became the NBA). Obtained in person, with certificate of authenticity from AutographsForSale.com. ONLY ONE AVAILABLE FOR SALE.