General postal service ( 3. Planned trip), postcard with 3 values 10 penny Germania to the USA, submersible stamp from 15.1.17, large\" return\" stamp, censorship stamp\" comet\", excellent condition, in spite of 20 penny postage exceeding tariff rate a rare document, there only about 1 % the to carried mailings on postcards are omitted, Michel 1.500.-