The Radiomarine Corporation of America now furnishes radioservice tomore than1300 American vessels. More than 800 vessels of 120 steam- ship companies now carry either receivers, transmitters, or radio direction finders furnished by RCA. Radiomarine storerooms and service stations in charge of radio men of long experience are located at the following ports: Boston New Orleans Honolulu New York Port Arthur Cleveland Philadelphia Galveston Chicago Baltimore Los Angeles Buffalo Norfolk San Francisco Duluth Seattle Radiomarine EQUIPMENT 2. 5. Complete RCA Service includes: Equipment—transmitting and receiving, vacuum tube type; radio direction finder. Service on Equipment—regular inspections at any of sixteen ports; maintenance of conveniently located stocks of spare parts for repairs and renewals. Operators—detailing of experienced operator person- nel to the ship. Coastal Stations—maintenance of thirteen coastal sta- tions on the Atlantic, Pacific, Gulf and Lakes, for prompt, efficient handling of radio traffic. Accounting—checking and settling of accounts. Miscellaneous—attention to numerous miscellaneous details. Radiomarine coastal stations are located at the following points: Chatham, Mass. Tuckerton, N. J. Los Angeles, Cal. New London, Conn. Baltimore, Md. San Francisco, Cal. East Moriches, L. I. (city station) Chicago, IIl. New York, N. Y. Galveston, Tex. Cleveland, Ohio Buffalo, N. Y. Duluth, Minn. MARINE REVIEW—March, 1929 15