noticed that for the pipe, D, leads directly from the boiler to the lower part of above is taken, should have added that it is important that first-half inch, about, into the disk, they fit around the cut- the tank to admit steam into the same. E is a vertical shaft, trade marks be registered at… … In depths over two miles little has been offs, U; the latter, on the end of which is a FEED AND FILTEB FOB STEAM BOUEBS. found, but that little was totally new. One friction roller, is moved by a cam groove, V, lower end a horizontal rod, F. G is a pipe extending from of the lions of the cruise is…