The picture below shows larger inside and outside views of this Old CrackerJack Pop Corn Confection Advertising Birthday Greeting Card. The card is not dated but it is believed to be from the 1940s or 1950s. It features a cartoon or comic puppy dog, and a box of CrackerJack. It is marked on the outside and inside as follows:
HAVE A “CRACKERJACK” BIRTHDAY SON! HERE'S WISHING A BIRTHDAY THAT'S SECOND TO NONE – WITH JOY AND GOOD LUCK FOR A 'CRACKERJACK' SON! THE POLLYANNA LINE 5R1542 MADE IN U.S.A.
The advertising greeting card measures 4-1/2'' x 5-1/2''. It appears to be in excellent condition except for wear on the back where it had been removed from an album or scrap book as pictured.