Pope Paul VI from the 1964 New York World's Fair and Vatican City

His Holiness, Pope Paul VI, 262nd successor to Peter, The First Bishop of Rome.

This post card when surrendered for such purpose in the Vatican Pavilion at the New York World's Fair, will be flown to the Post Office in Vatican City and from there airmailed to the indicated destination.

postmarked from Vatican City to Massachusetts, USA with a Pope Paul VI stamp

the sender writes:
Hi.  Been through the Vatican Pavilion.  Wish you were here.  Love Jean