. Il giornale ferroviario di strada. ely senza calcestruzzo o supportof alcun genere tranne alle estremità. Questa campata aveva uno strain di rottura di 32,000 lb. Sono stati mostrati anche vari campioni delle aziende usuali e specializzi di condotto. Una cabina di maggior gusto e attraente è stata allestita dalla SafetyInsulated Wire & Cable Company di New York. Qui tutti i visitatori sono stati accolti perfettamente, e qualcosa del business companysenorme è stato spiegato loro. Sono stati mostrati alcuni campionidi cavi particolarmente interessanti, tra cui tratti di cavo utilizzati nelle Isole Filippine, Cuba e PortoRico
1770 x 1411 px | 30 x 23,9 cm | 11,8 x 9,4 inches | 150dpi
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. The Street railway journal . ely without concrete or supportof any kind except at the ends. This span had a breaking strainof 32, 000 lbs. Various samples of the companys usual and specialtypes of conduit were also shown. A most tasteful and attractive booth was fitted up by the SafetyInsulated Wire & Cable Company of New York. Here all visitorswere made perfectly welcome, and something of the companysenormous business was explained to them. A number of samplesof particularly interesting cables were shown, among them beingsections of cable used in the Philippine Islands, Cuba and PortoRico by the United States Government for submarine and landlines during the recent war with Spain; also sections of wire usedby the telegraph and signal corps. It is a noteworthy fact thatall the wire and cables purchased by the United States Govern-ment for installing the mine fields in New York, Boston andother harbors during the war were purchased from the New YorkSafety Insulated Wire & Cable Company, as was also the wire. EXHIBIT OF GOLD CAR HEATING COMPANY used in the United States Navy. A unique changing electric lightsign completed the decorations of the booth. The Stirling Company, of Chicago, had on exhibition a full-sized 125-h.p. standard Stirling boiler, showing the details of itsconstruction in the clearest possible manner. A number of strongpoints are urged in favor of this type of boiler, among them beingthe advantages in cleaning, as there are no tube caps to removeor replace, the dried steam delivered, and the absence of all in-jurious strains in the interior due to the alternate heating andcooling. This latter advantage is secured by leaving the lowerdrum, into which all the tubes enter, without rigid attachment, thus permitting considerable movement of the tubes and drumswithout strain. In a test of eight hours duration Stirling boilershave been forced 133 1/3 per cent above their rated capacity, andheld there through the entire test, without injuring in the slighte
