From 1905 to 1922 he served at the Board of Water Supply of New York as Chief engineer .
From 1903 to 1905 he was chief engineer in the aqueduct commissioner of New York , where he assisted in the completion of the construction of the New Croton Dam .
From 1905 to 1922 chief engineer served at the Board of Water Supply of New York as Chief engineer .
From 1903 to 1905 he was chief engineer in the aqueduct commissioner of New York , where he assisted in the completion of the construction of the New Croton Dam .