the and support the girders of the viaduct, which is divided into lower end to screw in through a one and a half inch hole on spans of about 20 feet, and is 20 feet high over the ground. the top of the boiler; to the lower end of this chamber is at- This system has succeeded very well, and is to be… … round, with parallel sides to fit lathe chucks, and is also ta” steam will force water in the detector, the temperature of tached a light one-inch brass pipe, extending down to the pered at the end to fit the bit stock. In the upper end of the which cannot exceed 212° Fahrenheit. At this…
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