Set Date(s)
31 July 1935
On 31 July 1935, Bremen launched a catapult flight to Southampton, England.
Mail carried on-board originated from four sources — inland U.S. sources, U.S. seapost, and German seapost.
Most mail carried on-board bears a violet Bremen cachet.

Some pieces also receive a directional cachet.
Mail originating on-board Bremen was cancelled with Bremen‘s postmark.

On 31 July 1935, Bremen launched a catapult flight to Southampton, England.
Mail carried on-board originated from four sources — inland U.S. sources, U.S. seapost, and German seapost.
Most mail carried on-board bears a violet Bremen cachet.

Some pieces also receive a directional cachet.
Mail originating on-board Bremen was cancelled with Bremen‘s postmark.
