From the October, 1913 issue of Erie Railroad Magazine
A. Nagelvoort, chief engineer of the F.D. UNDERWOOD, whose youthful face is shown herewith, is a salt water sailor and has served in the United States Navy.

He states in his own recital of his career that he began a sailor's life aboard the U.S. ship Michigan (now Wolverine), being transferred, successively, to the New Hampshire, Jamestown and Minnesota, serving as apprentice.

After quitting the navy, young Nagelvoort entered a machine shop in Detroit, Mich., for five years, and in 1896 filled the position of oiler on the steamer Northern Wave, was promoted to assistant engineer in 1899 and to chief engineer of the Northern King in 1904, these steamers being of 2,418 gross tons and belonging to the fleet of the Mutual Transit Line.

In 1912 Chief Engineer Nagelvoort received his appointment as head of the engineering department of the steamer F.D. Underwood.