The estimated cost is - 295,340 00

The total cost of the reservoirs, - - $605,840 00 The cost of the four divisions of the aqueduct, commencing at the Croton Reservoir, and ending at the Receiving Reservoir, including the crossing at the Harlem River, and the Manhattan Valley, by pipes, amounts to 6,189,000 00 -

And for the connecting pipes, between the receiving and distributing reservoirs, 499,110 00 Add for contingencies and superintendence, eight per cent, - 583,516 00

Total estimate for aqueduct, engineering, &c., $7,877,466 00 - -

155 MEMOIR OF THE To which must be added as follows :

Cash paid for land in fee, and estimated to be paid, 501,158 00 Cash paid for temporary use of land, and estimated to be paid, 12,175 00 Cash paid, and estimated to be paid, for salaries, postage, printing, travelling, stationery, Counsel, and Chancery expenses, &c., 73,234 00

Total cost of completing the works, except the iron pipes for conducting - the water through the streets of the city, - $8,464,033 00

It therefore appears, that a sum of about $6,000,000 will be required for this object, in addition to the $2,500,000, authorised by the " Act to provide for supplying the city of New York with pure and wholesome water."

This high estimate, exceeding by three millions of dollars any former one, " can only be accounted for," says the report, " by the fact that the engineers, originally employed, did not possess the means of testing their calculations by the actual contract price, as we have been enabled to do." The Commissioners conclude this important report, by reiterating their former suggestion in favor of a special department to take charge of the finances for the Aqueduct, and to adjust claims growing out of the work. The Common Council, nothing daunted by the greatly increased cost of the contemplated Aqueduct, or perhaps being in too far to recede, complied with the call for additional means, by a memorial to the Legislature, asking authority to raise three millions,