This is a rare block of 4 Scott #2942 stamps, featuring Mary Breckinridge with a denomination of 77 cents. The stamps were issued by the United States in the year 1998 and are in mint never hinged condition. The color of the stamps is blue and they are ungraded. These stamps are perfect for collectors who are interested in historical figures and want to add a unique piece to their collection. The face value of the stamps is $3.08 and they come with free shipping.