Background
Mager was born February 23, 1875 in Phillipsburg, New Jersey and after entering the navy was sent to fight in the Spanish–American War aboard the United States Ship Marblehead as an apprentice first class.
Mager was born February 23, 1875 in Phillipsburg, New Jersey and after entering the navy was sent to fight in the Spanish–American War aboard the United States Ship Marblehead as an apprentice first class.
He died on April 12, 1938 and is buried in Greenwood Cemetery Trenton, New Jersey.