THE TRADE-MARK "NATIONAL PARENT-TEACHER"WAS FIRST USED IN FEBRUARY 1937 AND FIRST USED IN COMMERCE AMONG THE SEVERAL STATES WHICH MAY LAWFULLY BE REGULATED BY CONGRESS IN FEBRUARY 1937
THE TRADE-MARK "NATIONAL PARENT-TEACHER"WAS FIRST USED IN FEBRUARY 1937 AND FIRST USED IN COMMERCE AMONG THE SEVERAL STATES WHICH MAY LAWFULLY BE REGULATED BY CONGRESS IN FEBRUARY 1937