eature is and vice versa. hours. It became necessary for us to have thirteen that by means of its driving and cushioning steam hours, seeing that the jump backward takes place at We own an engraving representing ‘‘Honoratus cylinders there is provided an elastic steam cushion, just six o’clock,… … effected through the passage of the white blades under tle made of cork, which goes to seek the hour and mark Fig. 3—MAGNETIC CLOCKS, the black ones, or vice versa. it with its snout. After it has found the hour it stops. No. 1. Mr. Serviere’s Clock. No. 2. Mr. Planchon’s Clock. For the equation of…
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