_Contractor's Organization._--The contracting firm which did the work
described in this paper was the O'Rourke Engineering Construction
Company, of New York City. The President of this Company was John F.
O'Rourke, M. Am. Soc. C. E., the Vice-President was F. J. Gubelman,
Assoc. M. Am. Soc. C. E. The General Superintendent was Mr. George B.
Fry, assisted by J. F. Sullivan, Assoc. M. Am. Soc. C. E. The duties of
General Tunnel Superintendent fell to Mr. Patrick Fitzgerald. The
generally pleasant relations existing between the Company and the
contractor's forces did much to facilitate its execution.
The organization of the Contractor's field staff is shown on Fig. 25.