STAMPED ENVELOPE AND WRAPPER SPECIMENS OF THE UNITED STATES 4th Ed. Este artículo no está disponible.STAMPED ENVELOPE AND WRAPPER SPECIMENS OF THE UNITED STATES 4th Ed

This catalog covers U.S. postal stationery envelopes, wrappers and letter sheets overprinted and used for various non-postal purposes. One purpose of "SPECIMEN" stationery was for use as bidder samples.One purpose of "SPECIMEN" stationery was for use as bidder samples. A second purpose of "SPECIMEN" stationery was to promote the use of postal stationery. A third purpose of "SPECIMEN" stationery was for distribution to prominent government officials, important dignitaries, the Universal Postal Union, or similar purposes. A fourth purpose of "SPECIMEN" stationery was periodic quality control samples taken from the production lines for government officials to validate the quality of envelopes being produced.