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Scientific American, Vol. 29, No. 13 (1873) (1873)
leaf 3
ment will be in full blast. The machine, if once filled and made completely tight, been made in developing the plans for such schemes. The _ tO Oe continues to work without requiring any other attention, ex- G. A. P. writes to say that he has a preserved specimen railway up the Rigi (in… … © 1873 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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