The first radio message to Long Island came from a departing steamship, the Wilhelmader der Grosse, on June 20th, 1902. Several months later, a second Marconi Station for communicating with inbound and outbound ships was set up, a "radio shack" on Fire Island Avenue in Babylon.
"BABYLON STATION SITE OF MARCONI WIRELESS TELEGRAPH STATION & SCHOOL. TRAINED OPERATORS 1902-1907. ORIGINAL RADIO SHACK MOVED TO ROA ROCKY POINT IN 1930. WILLIAM G. PUMEROY FOUNDATION: 2019"
"THIS IS THE SITE OF THE BIRTH OF THE AMERICAN WIRELESS. A PIONEER STATION HERE IN 1901 FIRST TALKED WITH SHIPS AT SEA (GUGLIELMO MARCONI)".