small vial sinks or is and C. C. Utter, of Saginaw City, Mich. It consists of a too light, water must be placed in it, or taken out as may be the telescope. A movable screen allows of nice adjust- valved pump chamber in connection with a valved plunger required, until its weight is but a trifle… … a fixed perforated band and suit- experiments. First, to illustrate able locking devices. The dishes that a body will always revolve THE MERIDIAN CIRCLE IN THE PARIS OBSERVATORY.-Fig. 2, are thus cleaned rapidly and tho- on its center of gravity; second, roughly. to show why the earth is flattened…
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