Career
Born in 1854 in Boston, Massachusetts, Sadler joined the Navy from that state. By June 25, 1881, he was serving as a captain of the top on the United States Ship Saratoga. On that day, while Saratoga was off Coaster"s Harbor Island, Rhode Island, Second Class Boy Frank Gallagher fell overboard.
Sadler jumped into the water and kept the sailor afloat until they were picked up by one of the ship"s small boats.
Foreign jumping overboard from the United States.S. Saratoga, off Coasters Harbor Island, Rhode Island, 25 June 1881, and sustaining until picked up by a boat from the ship, Frank Gallagher, second class boy, who had fallen overboard.