In July of this year, the Corporation began their part of the work by ordering pipes, to be laid down in Barclay-street, agreeably to the size adopted by the Commissioners, from the intersection of Chapel to Greenwich-street, along Greenwich to Cedar, and up Cedar to Broadway. The Legislature also passed a law authorizing the construction of the aqueduct through lands belonging to the State, at Sing Sing. In their Report of 9th January, 1837, the Commissioners reiterate the account of

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their difficulties in conciliating the inhabitants of Westchester, along the line, to the great work in hand, complain of the delays incident to the process of appraisement, and " lack of finally of what they considered energy in the operations of their engineer department." " Wetook occasion," says the Report, " to state in our communication of the 1st of August, that on the 23d July, certain information was requested of the chief engineer, which he had promised to furnish as soon as possible, and that on the production of it, we were still in hopes of being enabled to place some part of the work under contract, before the close of the year. These hopes, however, have not been realized, and the Commissioners having felt much dissatisfaction at this disappointment, and for other causes, they finally determined to make a change in the office of chief engineer." Accordingly, on the llth of October, 1836, Mr. J. B. Jervis, who had been engaged in most of the public works constructed by this State, was appointed chief engineer, at an annual