Red Star Line Antwerp-New York, Boston-Philadelphia

Front:
A-6 RED STARLINE cintwerpen-Newyory. Boston-Philadelphia HO Hadeler

Back:
15. Place here Stamp if mailed in the U.S.: 1 cent for U.S. Canada, Mexico • other Countries if mailed in Dover: 'le penny for United Kingdom • Colonies and other Countries if mailed in Flushing : 2 'l, Duteh cents for Holland - other Countries ir mailed in Antwerp : 5 centimes for Belgium • other countries