lower end of each tube closet in the upper floor of a two story house. A A is the be mine, if the correctness of my judgment shall be vindi- being closed with a disk of plate glass. Into the large tube, level of the surface of the ground at the back court and of cated in the future." B, just above… … second drums, when the lever and weight of the force regis- with an open iron grating, C, at its top, which grating maA" an opening, near the upper end of the smaller tube, is insert- ter were raised. The operation of the engines now took be hinged. D is a 4 inch soil pipe from the water closet; i%…
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