(_c_).--The building of sewers and the laying of water and gas pipes.

(_d_).--The building of a timber trestle to support the surface of
Eighth Avenue between the south side of 31st Street and the north
side of 33d Street, and also the surface of 31st and 33d Streets
between Seventh and Ninth Avenues. This refers to the trestles left
in place on the completion of the work.

(_e_).--The building of a trestle and bridging from a point near the
west side of Tenth Avenue on the south side of 32d Street, westward
to the outer end of Pier No. 62, at the foot of 32d Street.

_2._--The second contract, dated February 10th, 1905, was with the New
York Contracting Company-Pennsylvania Terminal, for the excavation for
and construction of retaining walls for the Manhattan Terminal Power
Station, and the excavation of the area thus enclosed.

_3._--The third contract, dated October 2d, 1907, was with the New York
Contracting Company-Pennsylvania Terminal, for the construction of two
twin tunnels under Ninth Avenue, and other work incidental thereto.

Sewers and gas mains laid outside the area covered by the foregoing
contracts were constructed under the following agreements:

An agreement, dated August 9th, 1904, between the New York Contracting
Company-Pennsylvania Terminal, and the New Amsterdam Gas Company, for a
20-in. gas main from Seventh Avenue and 31st Street to 30th Street, and
thence to Ninth Avenue, the New Amsterdam Gas Company being remunerated
for the cost by the Tunnel Company.