DescriptionPA-6 (1926).svg English: 1926 version of the Pennsylvania Route 6 state highway marker Date 3 February 2011, 04:26 (UTC) Source File:PA-XX (1926).svg
designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not
designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not