Posted : Nov 11, 1940 at Lisbon

Route : FAM 18 ATLANTIC Clipper departed Lisbon Nov 22, arriving at New York Nov 23; USA domestic airlines to San Francisco; FAM 14 California Clipper departed San Francisco Dec 4, arriving at Manila Dec 13; Backstamped New York Nov 26, San Francisco Nov 28, Manila Dec 13.

Notes : Registered two-ocean cover. Due to uncertain weather conditions in winter months, Trans Atlantic flights were irregular, and often times mail accumulated at Lisbon.

Rate : 10.25 escudos

Posted : Dec 4, 1940 at Lisbon

Route : FAM 18 DIXIE Clipper departed Lisbon Dec 21, arriving at New York Dec 23; USA domestic airlines to San Francisco; FAM 14 California Clipper departed San Francisco Dec 30, arriving at Hong Kong Jan 6; CNAC to Shanghai, with arrival marking Jan 28, 1941 on reverse.

Notes : Two-ocean airmail cover, endorsed upper left - Par Clipper Via New York. Note the delay between the postmark date, and the departure of the Clipper. Due to uncertain weather conditions in winter months, flights were irregular, and often times mail accumulated at Lisbon. AIR TRANSIT 2 handstamp applied at Hong Kong. According to Heifetz book, 14 covers recorded with this marking. Dec 4, 1940 is the earliest reported use. Censored at Hong Kong.

Rate : 13.75 escudos

Posted : May 15, 1941 at Lisbon

Possible Route : FAM 18 Atlantic Clipper from Lisbon to New York, censored in Bermuda; USA domestic airlines to San Francisco; FAM 19 HONOLULU Clipper departed San Francisco May 31, arriving at Noumea June 3; Back stamped New York, San Francisco, Honolulu, and Noumea.

Notes : Registered two-ocean airmail cover to New Caledonia, a rare destination for a cover originating in Portugal. There is a PC 90 Censor tape from Examiner 464 at Bermuda, and also a Censor tape from New Caledonia.

Rate : 41.75 escudos, 5 or 6 times the normal rate.

Posted : August 28, 1941 at Lisbon

Possible Route : FAM 18 Atlantic Clipper from Lisbon to New York; USA domestic airlines to San Francisco; FAM 14 China Clipper departed San Francisco Sep 5, arriving at Macao Sep 16; Macau to Singapore by unknown transport; Singapore to Haiphong by unknown transport; Haiphong to Saigon, with arrival marking Sep 24, 1941 on reverse.

Notes : Two-ocean airmail cover, endorsed upper left - VIA NEW YORK indicating the two-ocean route. This cover shows a very unusual routing based on the backstamps. There is a Macau back stamp dated Sep 17. It appears the cover was removed from the China Clipper, and sent to Singapore from Macau. A very interesting routing.

Rate : 8.75 escudos