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MARINE REV1IE W What price energy? HEN you buy oxygen you buy so much energy. It is concentratedenergy,concentrated ability to do many kinds of unusual work. Oneofthemostimportantthings to know about oxygen is how touse it efficiently. Concentrated energy of this kind is so easily wasted. Linde oxygen has for years been the standard of the industry, but long ago Linde realized that the customer needed more than good oxygen. Every conceivable service connected with its application and efficient use must be available to him. This is the reason for Linde ser- vice. It starts with the product and LINDE Procedure controls for all types of pipe fabrication and line laying are available to customers. Our files contain many other Procedure Controls, such as fabrication of tanks, gear guards and steel pipe manifolds and reclamation of cast iron pulleys and pitted pipe. Special Procedure Controls will be pre- pared at the request of any Linde customer. its delivery to the customer. It con- tinues with service men of every rank, from practical welders to consulting engineers of wide ex- perience, and with a research lab- oratory where new advances in the use of the oxy-acetylene process are perfected. It is even possible, with Linde Procedure Controls, fora customer tocarry out difficult welding jobs unassisted. THE LINDE AIR PRODUCTS COMPANY General Offices: Carbide and Carbon Building, 30. East 42d Street, New York 37 PLANTS—59 WAREHOUSES LINDE OXYGEN Please mention MARINE REVIEW when writing to Advertisers March, 1926