The new pumping engines at Camden, N. J., were built by the Holly Manufacturing Company, of Lockport, N. Y. The capacity of each is 20,000.000 gallons a day and at their recent tests on November 15 and 17, the duty developed was 128,154 341, and 130 855,989 respectively, as reported by the expertsemployed by the city,namely, Messrs J. M. Whitman, consulting engineer, of Philadelphia, and City Engineer Levi P. Farnham, of Camden, as well as by William H. Boardman. engineer for the contractor. George Pfeiffer, jr. The duty guaranteed was 110.000 000 foot pounds under the same conditions—that is. an evaporation of ten pounds of water per Dound of coal. The engines are horizontal, compound, condensing, with all the latest improvements for that type of engine.
The new pumps at Groton, Mass., on being tested, showed a pressure ot 130 pounds to the square inch. The pumping station stands 280 feet above the bottom of the reservoir.