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WikiPedia: Pan American World Airways http://www.airchive.com/SITE%20PAGES/TIMETABLES-PA... http://www.flyingclippers.com/transoceanic.html http://www.flypanam.com/ http://www.panamdoc.com/ http://www.panamhistory.com/ http://www.transatlanticflightpby.com/ http://www.hacoma.de/panam/index.htm http://www.paavn.net/ http://www.panam.org/ http://www.panamair.org/