Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 132
in- rangement was adopted at Nantes (Fig. side it, which would save constant 20). There a sheet-iron cylinder was alterations and allow of its being of larger dimensions, it would be desirable Fig's 20. y*\ 6",ii j to have a special air-lock at the top, so that in the event of an accident the men… … ARGENTEUIL across a segment of the air chamber, has three orifices, L, M, N, and "a drawer one of the rings of the cast-iron cylinder, with two compartments slides inside it. so that it was unnecessary to remove it If these compartments are at M and 1ST, each time that an additional ring was the…
Engineering
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