Reynolds & Co.'s Express, San Francisco, Stockton & Sonora, blue oval backstamp with matching "Not Paid" in oval handstamp on cover from Angouleme, France to San Francisco Cal. red "Angouleme 13 Juin '51" origin cds with "PD" and "P.P." framed handstamps with manuscript "2.80" 2fr80c paid rating on reverse for transit fees via Panama by West Indies route, red London (6.16) transit, carried by RMSPC Medway from Southampton Jun. 17 to Chagres arriving Jul. 11, San Francisco red "20" cents due rating, Very Fine, ex-Winter. Estimate  $2,000 - 3,000. ONE OF ONLY TWO RECORDED 28 DÉCIMES RATES VIA PANAMA TO CALIFORNIA WITH EXPRESS COMPANY HANDLING. Letter endorsed for British route to Panama, a 2 Franc 80 centime rate for eight months only, and paid in cash (manuscript on reverse). Empire City Line steamer Constitution carried letter from Panama City to San Francisco. French prepayment was to Panama only leaving 20¢ postage due for American contract steamer transit to San Francisco. Letter carried from San Francisco to the northern gold fields by Reynolds & Co. Express for an additional charge of $1.00. $0 (Image)