The cost of the aqueduct was $8,575,000, including purchases of land and extinguishment of riparian rights. This figure was within five per cent, of the estimates of Chief Engineer Jervis. To it, however, must be added $1,800,000, the cost of distributing pipes, the interest, the expense of placing the loans, etc., which bring the total up to $12,500,000.'

- Proceedings of Board of Supervisors N. Y. Co., April, 1856. 3 Schrampke's account of the Croton Aqueduct.

WESTCHESTKH.

The following inscription appears on the mason work of the structure :

"AyvEDrCT Bkidoe. Fiiiishi il Doce.iiliiT 31", IS48.

I'liilij) Hone, Nalliaintil Weed, M. 0. Roberts, J. H. Ilobart Haws, A. C. Kiiigsland,

John li. .lerviu, Cliiof, P. Hiistie, Itesiiieiit, E. H. Tracy, AssistanI,

S Water Commissioners.

■I. Vervaleii, Inspector of Masonry.

Geoi^e Law, Samuel Roberts, Arnold Mason,

[■ Coutractoi'S.

On the gate-houses at either end is the inscription -- " 1848."

The bridge as originally constructed carried two iron pipes three feet in diameter, but in 1860 it was improved by adding a large pipe seven feet in diameter, which lies between the two smaller pipes.

The side walls of the bridge were raised at the same time and the pipes were covered with a brick arch, on the top of which is a promenade, from which a view up and down the Harlem is obtained, which is one of the most attractive in the vicinity of New York. This improvement is commemorated by a bronze tablet let into the walls of the gate-houses on both the New York and Westchester sides of the river, reading as follows :