US #31541997 Lily Pons – Opera SingersLegends of American Music Series Honors famous female opera singer Lily Pons One of the four Opera Singers stamps, the ninth set in the Legends of American Music...

US #3154-571997 Opera SingersLegends of American Music Series Honors four famous singers whose voices had a lasting impact on American opera The ninth set in the Legends of American Music Series Sta...

U.S. #849 1 ½¢ Martha Washington 1939 Presidential Series Rotary Coil Issue Date: January 27, 1939 First City: Washington, D.C. Quantity Issued: 2,133,842,000 (total of both coil types) Printed by: ...