Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 804
ntinuation of storms, the tide should fall so low as to render the counterpoise insuffi-cient to keep the chain well stretched, a small additional weight may be added. When the rise and fallis great, or very much influenced by the winds, this may sometimes be necessary; but as there is littlestrain… … will insure an unobstructed motion of the pencil. 3. The clock should be made to keep mean solar time,being corrected to this effect, whenever it is necessary, by a sun-dial or a meridian mark with the equa-tion of time applied, or by such other means as may be found available. 4. Should the clock…
Mechanical engineering
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