Very nice First Day Cover bearing a plate block (#27869 UR) of the 1964 Doctors Mayo 5¢ commemorative stamp (Sc. #1251).
Postmarked: Rochester, Minnesota - September 11, 1964
Cachet: Monochrome ARTCRAFT design featuring portraits of Dr. Charles H. Mayo and Dr. William J. Mayo.
Condition: Neat, clean, and unaddressed. There's a stuffer card sealed inside the envelope.
MULTIPLE ITEM SHIPPING DISCOUNT: I will ship up to 4 covers for the single base shipping charge shown. For purchases of more than 4 covers, the shipping charge will increase by just a small increment for every 4 additional covers.
