Red Star Line New York-Antwerp - Boats in a harbor

Front:
AMERICAN LITHO, CO N.T. RED STAR LINE NEW YORK-ANTWERP 8OUTNAMPI2 S.S. KENSINGTON S.S. SOUTHWARK ARRIVING AT RED STAR PIER, NEW YORK,

Back:
("Postal Card - Carte postale") PRIVATE MAILING CARD ONE CENT FOR UNITED STATES, CANADA, MEXICO, PORTO RICO & PHILIPPINE ISLANDS. TWO CENTS FOR OTHER COUNTRIES. AUTHORIZED BY ACT OF CONGRESS OF MAY 19, 1898.