Puerto Rico: A collection of mainly covers and cards in an album, incl. 1846 cover to London, showing ms. "1/5" rate mark with "SAN JUAN PORTO RICO" datestamp of the British P.O. on the reverse, 1852 cover to Bilbao with rare "PF" handstamp, range of first flight covers with four covers from the 1929 (Sept. 22) San Juan-Paramaribo flight to different destinations, also Great Britain used in Puerto Rico, Ship letters, Cuba used in"ˆPuerto Rico, U.S. Occupation, airmails, incoming mail, etc. (88 items)