Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 630
back along the exhaust pipe (to prevent freezing of moisturein cold weather), and up through the floor of the car whereconnection is made to a y^-inch heavy-walled rubber tube h,which is connected to the glass tee a. The main stream of exhaustgases passes on through the rubber tube b, and is… … Carrying cases for sampling tubes. engine is running. The gas sample containers, or sampling tubesk, are of 250 c.c. capacity, and are made of glass tubing aboutiy2 inches in diameter, drawn out and sealed to capillary tubesto fit a 3;16-inch rubber tube at each end. The rubber connec-tions are…
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![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-516-319.webp)
