#1673 Montana State Flag first day cover by America Cachets. Postmark State: DC City: Washington Yea..
$2.00
#1673 Montana State Flag first day cover by Colonial Cachets. The right edge is creased. Postmark St..
$2.00
#1673 Montana State Flag first day cover by America Cachets. Postmark State: DC City: Washington Ye..
$3.50
#1673 Montana State Flag first day cover by an unknown cachetmaker on the USPS postal people envelop..
$10.00
#1673 Montana State Flag first day cover by an unknown cachetmaker on the USPS postal people The lar..
$3.50
#1673 Montana State Flag first day cover by Duke Duffy. The corners are creased. Postmark State: D..
$3.00
#1673 Montana State Flag first day cover by Jack's Covers. This cover is from a unique state flags ..
$25.00
#1673 Montana State Flag first day cover by Medallion. The upper right edge is creased. Postmark Sta..
$2.50
#1673 Montana State Flag first day cover by Medallion. Postmark State: DC City: Washington Year: 197..
$2.50
#1673 Montana State Flag first day cover by RLG - R L Goldstein. Postmark State: DC City: Washingto..
$5.00
#1673 Montana State Flag first day cover by an unknown cachetmaker. Postmark State: PA City: Philad..
$2.00
#1673 Montana State Flag first day cover by an unknown cachetmaker. Postmark State: DC City: Washin..
$2.00
#1978 Montana Birds and Flowers first day cover by Andrews Cachet. Postmark State: MT City: Helena ..
$1.50
#1978 Montana Birds and Flowers first day cover by Artopages. The lower corners are creased. Postmar..
$3.00
#1978 Montana Birds and Flowers first day cover by Bazaar. Postmark State: DC City: Washington Year..
$1.50
#1978 Montana Birds and Flowers First Day Cover by Bittings - Diamant Cachets. Postmark State: MT C..
$3.00
#1978 Montana Birds and Flowers first day cover by Colonial Cachets. The edges are toned and the cor..
$1.00
#1978 Montana Birds and Flowers first day cover by American Postal Arts Society. Postmark State: MT..
$3.00
#1978 Montana Birds and Flowers first day cover by Gamm Covers. Postmark State: MT City: Helena Yea..
$3.00
#1978 Montana Birds and Flowers first day cover by Eleanor Slyter. The right edge is creased. Post..
$5.00
#1978 Montana Birds and Flowers first day cover by Society of Spanish and Spanish-American Studies. ..
$2.00
#1978 Montana Birds and Flowers first day cover by Society of Spanish and Spanish-American Studies. ..
$1.50
#1978 Montana Birds and Flowers first day cover by Society of Spanish and Spanish-American Studies. ..
$1.25
#1978 Montana Birds and Flowers first day cover by Art Coy. The edges and corners are creased. Postm..
$3.00
#1978 Montana Birds and Flowers first day cover by John Doneilo - Jeanne Luras. Postmark State: MT C..
$10.00
#1978 Montana Birds and Flowers first day cover by Andy Allison - Double A First Days. Postmark Stat..
$2.50
#1978 Montana Birds and Flowers first day cover by Andy Allison - Double A First Days. Postmark Stat..
$3.00
#1978 Montana Birds and Flowers first day cover by Gamm Covers - colored by H. I. Swindall. Postmar..
$6.00
#1978 Montana Birds and Flowers first day cover by Melissa Fox. Postmark State: MT City: Helena Yea..
$7.00
#1978 Montana Birds and Flowers first day cover by Gage's Coins & Stamps. This is the 1st Gage cach..
$2.00
#1978 Montana Birds and Flowers first day cover by Gamm Covers. Postmark State: DC City: Washington..
$2.50
#1978 Montana Birds and Flowers First Day Cover by Geri Peltin - Great Picture Covers. Postmark Sta..
$5.00
#1978 Montana Birds and Flowers First Day Cover by Geri Peltin - Great Picture Covers. Postmark Sta..
$5.00
#1978 Montana Birds and Flowers first day cover by JLP Cachet - Gold. The left edge is creased. Post..
$2.50
#1978 Montana Birds and Flowers first day cover by JLP Cachet - Silver. The left edge is creased. Po..
$2.50
#1978 Montana Birds and Flowers first day cover by JLP Cachet. The left edge is creased. Postmark St..
$2.50
#1978 Montana Birds and Flowers first day cover by LWJ Cachets. The edges and to the upper left of t..
$1.50
#1978 Montana Birds and Flowers first day cover by Medallion. Postmark State: MT City: Helena Year: ..
$2.50
#1978 Montana Birds and Flowers first day cover by Namake Cachets. The lower left corner is creased..
$3.00
#1978 Montana Birds and Flowers First Day Cover by NITA. Postmark State: DC City: Washington Year: ..
$10.00
#1978 Montana Birds and Flowers first day cover by Paslay Classic Cachets. This cover is #26 of 26. ..
$8.00
#1978 Montana Birds and Flowers label/seal First Day Cover by Claude C. Ries. This cover is 1 of 2 ..
$9.00
#1978 Montana Birds and Flowers first day cover by Eleanor Slyter. Postmark State: DC City: Washingt..
$4.00
#1978 Montana Birds and Flowers first day cover by Eleanor Slyter. Postmark State: MT City: Helena Y..
$4.00
#1978 Montana Birds and Flowers first day cover by Society of Spanish and Spanish-American Studies. ..
$1.50
#1978 Montana Birds and Flowers first day cover by Society of Spanish and Spanish-American Studies. ..
$2.00
#1978 Montana Birds and Flowers first day cover by Tudor House. Cover is signed by Harry B. Harn Jr..
$3.50
#1978 Montana Birds and Flowers first day cover by an unknown cachetmaker. The upper and right edges..
$2.00
#2401 Montana Statehood USPS ceremony program with first day cancel and information about the stamp/..
$7.50
#2401 Montana Statehood first day cover by Coin 4 Cachets. The edges are creased and there is addres..
$1.50