Chicago flight 1933, stage Friedrichshafen Chicago, a little creased Chicago flight letter with a set with additional franking, addressed to Bremerhaven. to the Landing in Chicago to the sea post office of the steamer Europe for reforwarding to Bremerhaven hand over, reverse transit postmark D. Europe 29.10, where the document at the 4.11. arrived, arrival Bremerhaven 4.11. likewise reverse, interesting combination document