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Scientific American, Vol. 35, No. 22 (1876) (1876)
leaf 4
unt of its stays. The tubes, a, are of brass, 124 in number, and the small boiler. Hedley thereupon, the same year, built ano- boiler has longitudinal stays connecting the ends. 6 is the ther engine (shown at B, Fig. 3), having a return-flue boiler, smoke box, into which the blast pipe, c,… … © 1876 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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