H Rate Change Stamps – and a Modern Rarity!

Due to pending postal rate increases in 1998, the U.S. Postal Service issued a set of non-denominational stamps that feature "Uncle Sam's hat." The new postal

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H-Rate Uncle Sam's Hat -- Help To Define Varieties - Stamp Community Forum

H Rate Stamp for sale

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When mail volume dropped, Singapore raised rates dramatically

The H Rate Make-up Postage Stamp USA : Toys & Games

1998 The H Rate Make-up Postage Stamp USA 1 Cent Set Of Two : Toys & Games

1861 Issues National Postal Museum

H Rate Change Stamps – and a Modern Rarity!

3257/69 - 1998 H-Rate Change, set of 10 stamps - Mystic Stamp Company