They hope, however, that it will be prosecuted by their successors, in a manner creditable to themselves and beneficial to the public. We leave with them our efficient and highly esteemed chief engineer, John B. Jervis, Esquire, for whose services in the successful prosecution of the work, the public are greatly indebted. The industry and ability with which he has conducted this great enterprise, will carry his name to future time, let who will be charged with its completion. We cannot forbear expressing the hope, therefore, that our successors will avail themselves of the talents and acquired knowledge of Mr. Jervis, for the further prosecution of a work of so much importance to this city. The advantages in retaining his services, and also of his .

present assistants, must be obvious ; as the information they possess, relative to the manner in which the contracts are to be fulfilled and executed, of the materials to be used, of the plans and specifications in explanation of the several parts of the work to be performed, and of numerous other matters connected with it, will be, in our opinion, of the first importance to those who are to have the supervision of its progress, and an efficient aid in the substantial construction of the work. This information cannot be possessed by any, be their abilities what they may, without the practical knowledge which is only acquired by years of attention and familiarity with the subject. The Commissioners claim no further merit for themselves, in conducting this impor-