Complex sentence: The winning design for the "Maine" was from Theodore D. Wilson, who served as chief constructor for C & R; a member on the Naval Advisory Board in 1881, he had designed a number of other warships for the Navy.
Split into simpler sentences: The winning design for the "Maine" was from Theodore D. Wilson, who served as chief constructor for C & R; a member on the Naval Advisory Board in 1881. He had designed a number of other warships for the Navy.