1930 return flight card from Panama (May 15), via Havana, Cuba...

1930 return flight card from Panama (May 15), via Havana, Cuba (May 18) to New York City, where 65c Zeppelin adhesive was added (May 27) for further transmission to Friedrichshafen, v.f. and scarce mixed franking combination card

(via Philasearch.com - Panama)

http://ift.tt/2EwWqG8