Description: Rock Island, NY Lighthouse. Item Specifics: Postcard. Postcard Type: Modern Chrome Postcard (ca. 1939- Present). Card Dated: Non-Posted. View Location: Rock Island, Thousand Islands, New York. View Subject: Rock Island Lighthouse.. Publisher: Marks & Fukker. Series/Number: 247 – D-51 / 6650 Size: Standard Condition: Very Good Special Attributes: Dextone.