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: = : How do You Check Refrigeration After the Hatches are Closed? ie is not enough to watch brine line temperatures to check the temperature of your refrigerated compartments. To hold within the narrow limits essential to economy and vital to the quality of many products, you need an accurate indication of the actual temperature in each compartment. Tycos Index Thermometers, easy to read as a steam gauge, will give you this important information. With the instruments mounted in the compressor room, the operator has a direct indication of the temperature of each compartment during the entire voyage while the hatches are closed and the cargo inaccessible. There is no need to enter the refrigerated com- partments, when your ship is equipped with Tycos Thermometers .. . no necessity of a passage way. Therefore you can stow more freight in the com- partments, on the deck outside and in the hatch- ways. Tyc OSs Our engineers will be glad to consult with you concerning an installation of Tycos Index Ther- Index Thermometer mometers on the refrigerated compartments of your ship. With the dial mounted in the com- pressor room or other part of the ship and its bulb in the refrigerated com- : Taylor / Ns, Tument Companies partment, this Tycos Index Ther- ROCHESTER, N. Y., U. S. A. mometer will show the temperature at all times, making it unnecessary to In Canada In Great Britain enter or go near the compartment Taylor Instrument Companies Short & Mason, Ltd. during the voyage. of Canada, Ltd., Toronto London, E-17, England Almy Water Tube Boiler Co. Builders of Sectional Water Tube Boilers for all types of Star Brass Mfg. Co. 53 Oliver Street -::- Boston, Mass. MANUFACTURERS OF Accurate ‘‘Non-corrosive’’ Pressure and Recording Gauges, Revolution Counters, Marine Clocks. Dead Weight Gage Testers. ‘Marine, Safety and Relief Valves for all pressures. -_Marine Whistles and Sirens. Extra Heavy Renewable Globe, Angle and Check Valves. vessels Star Outside Spring Steam Engine Indicators. HIGH GRADE THROUGHOUT SPECIFY AND ORDER THE BEST. Branches: CHICAGO PITTSBURGH NEW YORK ESAS AISA DEAREST A TINO PLEA IE ENE A ERLE TDL SE DLL ALE SEES EIT Providence, R. I. U.S. A. CATALOGUE FREE Motorship CEMENTKARRIER Equipped with Leathem D. Smith Self-unloading System handling bulk cement in Gulf of St. Lawrence. LEATHEM D. SMITH DOCK CO. 5 ker Drive Plant Location - pitiless Ill. Sturgeon Bay, Wis. MARINE REVIEW—February, 1931 69