 | Thomas Jefferson - 1829 - 1102 sider
...latitude forty-five degrees, in the level of the ocean, and in a cellar, or other place of uniform natural temperature, shall perform its vibrations in small and equal arcs, in one second of mean time: and that rain water be the substance, to some definite mass of which the said weights shall be referred.'... | |
 | Thomas Jefferson - 1829 - 656 sider
...latitude forty-five degrees, in the level of the ocean, and in a cellar or other place of uniform natural temperature, shall perform its vibrations in small and equal arcs, in one second of mean time : I have considered, with all the attention which the shortness of the time would permit, the two motions... | |
 | Thomas Jefferson - 1829 - 554 sider
...latitude forty-five degrees, in the level of the ocean, and in a cellar, or other place of uniform natural temperature, shall perform its vibrations in small and equal arcs, in one second of mean time : and that rain water be the substance, to some definite mass of which the said weights shall be referred.'... | |
 | United States. Congress - 1849 - 762 sider
...in the latitude of forty-five degrees, in the level of the ocean, and in a cellar of uniform natural temperature, shall perform its vibrations in small and equal arcs in one second of time, and which standard rod shall be divided into four hundred and eighty-nine equal parts. 3d. That... | |
 | Thomas Jefferson - 1854 - 630 sider
...be a pendulum of such length as in the latitude of 45°, in the level of the ocean, and in a eiven temperature, shall perform its vibrations, in small...in a decimal numeration, the same numeration in a sys* tern of measures, weights and coins, tallies at once with that. On this question, I believe, there... | |
 | Thomas Jefferson - 1853 - 612 sider
...latitude forty-five degrees, in the level of the ocean, and in a cellar or other place of uniform natural temperature. shall perform its vibrations in small and equal arcs, in one second of mean time ; and that rain water he the substance, to some definite mass of which, the said weights shall be referred/'... | |
 | Thomas Jefferson - 1854 - 616 sider
...latitude forty-five degrees, in the level of the ocean, and in a cellar or other place of uniform natural temperature, shall perform its vibrations in small and equal arcs, in one second of mean time ; and that rain water be the substance, to some definite mass of which, the said weights shall be referred."... | |
 | Thomas Jefferson - 1854 - 678 sider
...the ocean, and in a cellar, or other place, the temperature of which does not vary through the year, shall perform its vibrations in small and equal arcs, in one second of mean time. A standard of invariable length being thus obtained, we may proceed to identify, by that, the measures,... | |
 | United States. Congress - 1855 - 762 sider
...in the latitude of forty-five degrees, in the level of the ocean, and in a cellar of uniform natural temperature, shall perform its vibrations in small and equal arcs in one second of time, and which standard rod shall be divided into four hundred and eighty-nine equal parte. 1st That... | |
 | Henry Stephens Randall - 1858 - 710 sider
...45° (and in the level of the ocean and in a cellar, or other place of uniform temperature), should perform its vibrations in small and equal arcs, in one second of mean time. He had originally fixed upon 38°, the medium latitude of the United States, but receiving the Bishop... | |
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... of uniform natural temperature, shall perform its vibrations in small and equal arcs, in one second of mean time ; and that rain water be the substance, to some definite mass of which, the said weights shall be referred. 
