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"TAE. Marine. REVIEW II The Penherthy Automatic Injector Has Stood The Test Of Time For over 20 years, the Pen- berthy Automatic Injector has held its place as the standard injector of the world. During each one of these years, it has become more firmly intrenched in the esteem of the engineers of America. Today there are more Penberthy Automatic Injectors in use than all other makes, of automatic injectors , combined. The Penberthy 'Engineer and Fireman', a 32-page ma- gazine for engineers, sent three months free on request, Write for it and our illustrated cata- log of injectors, oilers, and other engine-room specialties, PENBERTHY INJECTOR C0, Largest Manufacturers of Injectors in the World 351 Holden Avenue DETROIT. MICH.,: U.S. A; MADE IN CANADA BY THE PENBERTHY JNJEOCTOR Co., Ltd. WINDSOR, ONT. Automatic From our large variety can read- ily be found a grease cup particularly adapted for the service required. Injectors The U. S. Automatic Injector isn't "the Best " simply because the U. S. Government adopted it. The U. S. Government adopted the U.S. ie Automatic because it is (he best. Scientific tests' prove that the U. S. Automatic has 100 per cent effici- ency, that it is ideally perfect, that there is absolutely no waste. QUALITY that makes them the lead- ers. Continuous use has demonstrated the U. S. Automatic the most re- liable and trustworthy Injector on the market. That's why over 200,000 engineers endorse it as the Best. Note these Facts: --The U. S, Automatic has wider range, feeds hotter water, is the only injector with a drip cock--a mighty valuable feature, and the only injector accompanied by a bona fide certificate of range and capacity. Want more facts? Write for the Engineer's Red BookK--Sent Free! i ittle booklet deals in facts--not theories. It has proved ota nee cape. It will prove valuable to you. Free for the asking. They are always reliable, will feed any desired quantity of grease, and don't shake to pieces when placed on jarring machinery Your local dealer should have them, tf not notify us. a 7 sy Write 7 LOY 'Grease Cup Booklet Injector Co, Mich. American Detroit, LUNKENHEIMER COMPANY Le Manufacturers of High Grade - Engineering Specialties in the world. GENERAL OFFICES AND WORKS : CINCINNATI, OHIO, U. S. A. _ {NEW YORK, 66-68 Fulton St.. 3j5 BRANCHES: ),ONDON,S. E., 35 Great Dover St