Description:Rare Roger Maris Spalding Mitts & Gloves advertising piece c.1960s. Advertising piece done to promote Maris signature model gloves by Spalding is circular and measures 18.5" across at widest point. Printed on glossy paper stock with moderate wear throughout including creases and wrinkles and some minor edge toning and small tears. The first we can recall seeing: Technical GD with superior display value