美国 - 公务邮票 (1873

[Treasury Department Issue, 类型 H1]

[Treasury Department Issue, 类型 H2]

[Treasury Department Issue, 类型 H3]

[Treasury Department Issue, 类型 H4]

[Treasury Department Issue, 类型 H5]

[Treasury Department Issue, 类型 H6]

[Treasury Department Issue, 类型 H7]

[Treasury Department Issue, 类型 H8]

[Treasury Department Issue, 类型 H9]

[Treasury Department Issue, 类型 H10]

[Treasury Department Issue, 类型 H11]

[Treasury Department Issue, 类型 H12]

[Treasury Department Issue, 类型 H13]

[Treasury Department Issue, 类型 H14]

[Treasury Department Issue, 类型 H15]