The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 172
Fig. 1. train, a portion of which is marked with the letter /. Fig. 2 represents atransverse seciion of the apparatus taken through the line A B of fig. 1, inwhich is shown the mode of closing the longitudinal opening hy means of aTalve g sliding edgeways into a groove or recess formed in the upper… … are to be erected steam boilers; and in order to propel the carriages, steam isto be admitted into the tube a a throughout the whole length, for the pur-pose of warming the tube and driving out the air. The ends of the tubeand longitudinal opening being closed, a communication is to be formedwith…
Architecture · Civil engineering · Science
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