#2470 Admiralty Head Lighthouse first day cover by Alto. The corners and upper center and upper righ..
$1.25
#2470-74 Lighthouses first day cover by Alto. Postmark State: DC City: Washington Year: 1990 Month: ..
$10.00
#2473 American Shoals Lighthouse first day cover by Alto. Postmark State: DC City: Washington Year: ..
$2.00
#2474 Sandy Hook Lighthouse first day cover by Alto. The corners and lower edge are creased. Postmar..
$1.25
#2941 Justin Morrill first day cover by Alto. There is creasing below the cachet wording. Postmark..
$1.00
#3052 Pink Rose first day cover by Alto. Postmark State: IN City: Indianapolis Year: 1999 Month: 8..
$1.25
#3186b Antibiotics Saves Lives - Celebrate the Century first day cover by Alto. Postmark State: GA ..
$2.00
#3186d Harry S. Truman - Celebrate the Century first day cover by Alto. Postmark State: GA City: Dob..
$1.50
#3186f TV Entertains America - Celebrate the Century first day cover by Alto. Postmark State: GA Ci..
$1.50
#3186g Jitterbug - Celebrate the Century first day cover by Alto. Postmark State: GA City: Dobbins ..
$1.50
#3186h Abstract Expressionism - Celebrate the Century first day cover by Alto. Postmark State: GA C..
$1.50
#3186i GI Bill 1944 - Celebrate the Century first day cover by Alto. Postmark State: GA City: Dobbin..
$1.50
#3186j Big Band Sound - Celebrate the Century first day cover by Alto. Postmark State: GA City: Dob..
$1.50
#3186k International Architecture - Celebrate the Century first day cover by Alto. There is a mark o..
$1.00
#3186k International Architecture - Celebrate the Century first day cover by Alto. Postmark State: G..
$1.50
#3186l Postwar Baby Boom - Celebrate the Century first day cover by Alto. Postmark State: GA City: ..
$1.50
#3186m Slinky Craze - Celebrate the Century first day cover by Alto. Postmark State: GA City: Dobbi..
$1.50
#3186n A Streetcar Named Desire - Celebrate the Century first day cover by Alto. Postmark State: GA ..
$1.50
#3186o Orson Welles' Citizen Kane - Celebrate the Century first day cover by Alto. Postmark State: ..
$1.50
#3187b Teen Fashions - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$1.50
#3187b Teen Fashions - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$1.50
#3187b Teen Fashions - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$1.50
#3187d Satellites Launched - Celebrate the Century first day cover by Alto. Postmark State: MA City:..
$2.00
#3187e The Korean War - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$3.00
#3187e The Korean War - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spr..
$3.00
#3187e The Korean War - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$3.00
#3187f Public School Desegregation - Celebrate the Century first day cover by Alto. Postmark State:..
$1.50
#3187g Tail Fins and Chrome - Celebrate the Century first day cover by Alto. Postmark State: MA Cit..
$2.00
#3187g Tail Fins and Chrome - Celebrate the Century first day cover by Alto. Postmark State: MA Cit..
$2.00
#3187g Tail Fins and Chrome - Celebrate the Century first day cover by Alto. Postmark State: MA Cit..
$2.00
#3187h Dr. Seuss' Cat in the Hat - Celebrate the Century first day cover by Alto. Postmark State: MA..
$3.00
#3187i Drive-in Movies - Celebrate the Century first day cover by Alto. Postmark State: MA City: Sp..
$1.50
#3187i Drive-in Movies - Celebrate the Century first day cover by Alto. Postmark State: MA City: Sp..
$1.50
#3187k Rocky Marciano - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spr..
$2.50
#3187m Rock 'n' Roll - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$2.00
#3187m Rock 'n' Roll - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$2.00
#3187m Rock 'n' Roll - Celebrate the Century first day cover by Alto. Postmark State: MA City: Spri..
$2.00
#3187n Stock Car Racing - Celebrate the Century first day cover by Alto. Postmark State: MA City: Sp..
$2.00
#3187o 3-D Movies - Celebrate the Century first day cover by Alto. The upper left edge is creased an..
$1.50
#3188a Martin Luther King Jr. - Celebrate the Century first day cover by Alto. Postmark State: WI Ci..
$3.00
#3188f The Peace Corps - Celebrate the Century first day cover by Alto. Postmark State: WI City: Gr..
$1.50
#3188f The Peace Corps - Celebrate the Century first day cover by Alto. Postmark State: WI City: Gr..
$1.50
#3188h Ford Mustang - Celebrate the Century first day cover by Alto. Postmark State: WI City: Green ..
$2.50
#3188h Ford Mustang - Celebrate the Century first day cover by Alto. Postmark State: WI City: Green..
$2.50
#3188j The Integrated Circuit - Celebrate the Century first day cover by Alto. Postmark State: WI C..
$1.50
#3188j The Integrated Circuit - Celebrate the Century first day cover by Alto. The upper center is ..
$1.25
#3188k Lasers - Celebrate the Century first day cover by Alto. Postmark State: WI City: Green Bay Y..
$1.50
#3188k Lasers - Celebrate the Century first day cover by Alto. Postmark State: WI City: Green Bay Y..
$1.50
#3188l Super Bowl I - Celebrate the Century first day cover by Alto. Postmark State: WI City: Green..
$3.00
#3188m Peace Symbol - Celebrate the Century first day cover by Alto. Postmark State: WI City: Green ..
$1.50