Scientific American Volume 65 Number 20 (November 1891) . PACKING, BELTING, HOSE, MATS, MATTING, ETC. EstalolistLOCi 1855. The Largest Manufacturers of Mechanical Kubber Goods in the World. THE GUTTA PERCHA AND RUBBER MFG. Para Building, 35 Warren St., New York. Chicago. San Francisco. Portland, Oregon. FROM ONE OF THE FOREMOST ENGINEERING FIRMS IN THE WORLD. After seven years with Thomson-Houston machinery, one hundred motors and abouttwenty dynamos, we have had the highest satisfaction and no difficulty whatever. In no singlecase have we had an armature to replace, and the cost of maint
Scientific American Volume 65 Number 20 (November 1891) . PACKING, BELTING, HOSE, MATS, MATTING, ETC. EstalolistLOCi 1855. The Largest Manufacturers of Mechanical Kubber Goods in the World. THE GUTTA PERCHA AND RUBBER MFG. Para Building, 35 Warren St., New York. Chicago. San Francisco. Portland, Oregon. FROM ONE OF THE FOREMOST ENGINEERING FIRMS IN THE WORLD. After seven years with Thomson-Houston machinery, one hundred motors and abouttwenty dynamos, we have had the highest satisfaction and no difficulty whatever. In no singlecase have we had an armature to replace, and the cost of maintenance is practically will make no mistake by adopting their system. We adopt them ourselves, because bycomparison we have found them Copy of telegram sent in answer to an inquiry regarding reliability and cost of maintenance of Thomson-Houstonapparatus. The name of the sender will be gladly furnished on application to the THOMSON-VAN DELOELE ELECTRIC MINING CO., 620 Atlantic Avenue, Uoston Mass. WHY PAY FANCY PRICES for Valves having composition disks (either hard rubber or as-bestos), beca se you haye become disgusted with thecommon cheap trade valve. No composition is asgood for steam aB gun metal;
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