VERY FINE. A REMARKABLE THREE-COUNTRY MIXED FRANKING WITH FOREIGN POSTAGE ACCEPTED AT SINGLE RATE BUT UNITED STATES STAMP UNDERPAYING TRIPLE RATE. A COLORFUL AND EXTREMELY RARE USAGE FROM PERU TO SAN FRANCISCO.
Mail from Peru to the United States sent via the British Post Office required U.S. and Great Britain postage. Mixed frankings with stamps of those two countries are scarce, but far rarer are covers showing the Peruvian internal rate of one dinero paid by a stamp.
VERY FINE. ONE OF THE CHOICEST EXAMPLES OF THE BROADWAY LOCOMOTIVE STAMP KNOWN ON COVER.
Ex Schwartz. With 2000 P.F. certificate.
A FINE-APPEARING PONY EXPRESS STAMP AND ATTRACTIVE COVER. A RARE USE VIA THE ATCHISON POST OFFICE.
By September 1861 the transcontinental railroad reached Atchison, Kansas, which became the post-office entry point for Pony Express mail.
Ex Luff, Knapp and Barkhausen.