| English literature - 1815 - 1008 pages
...the latter, the present parliamentary yard is to be retained, which is to be corrected by the length **of a pendulum vibrating seconds of mean time in the latitude of London.** The standard •weight is to be the Ib. avoirdupois, •which is to be adjusted by measures of pure... | |
| 1825 - 458 pages
...measures, that the said yard, hereby declared to be the Imperial standard yard, when compared with **a pendulum vibrating seconds of mean time in the latitude...of London, in a vacuum at the level of the sea, is** in the proportion of thirty-six inches to thirty-nine inches and one thousand three hundred and ninety-three... | |
| John Davidson, Robert Scott (writing master) - Arithmetic - 1818 - 190 pages
...l.Grecianfoot=12.085 do. 1 French toi6e= 76.7344 do. 25 English yards are. very nearly equal to 23 tunas the length **of a pendulum vibrating seconds of mean time in the latitude of .London** ; hence if a pendulum which vibrates seconds were divided into 100 equal parts, the standard yard would... | |
| Monthly literary register - 1823 - 586 pages
...The invariable natural standard to which reference is to be had for this purpose is directed to be **a pendulum, vibrating seconds of mean time in the...latitude of London, in a vacuum at the level of the sea,** the length of which, when compared with that of the standard yard, was ascertained by the commissioners... | |
| Great Britain - Law - 1824 - 826 pages
...when compa" with a Pendulum vibrating Seconds of Mean Time in the ^ 340 AD 182*. C.74. 3+1 • tude **of London, in a Vacuum at the Level of the Sea, is** in the ' Proportion of Thirty six Inches to Thirty nine Inches, and One ' thousand three hundred and... | |
| Industrial arts - 1825 - 490 pages
...and Measures, that the said yard hereby declared to be the imperial standard yard, when compared with **a pendulum vibrating seconds of mean time in the latitude...of London, in a vacuum at the level of the sea, is** in the proportion of thirty-six inches to thirty-nine inches, and one thousand three hundred and ninety-three... | |
| Luke Herbert - Industrial arts - 1825 - 396 pages
...which is to be -that proportion which the yard bears to the length of a pendulum, vibrating seconds of **time in the latitude of London, in a vacuum at the level of the sea** ; which is found to be as 36 inches (the yard) to 39.1393 (the pendulum) ; thus a sure means is established... | |
| Industrial arts - 1825 - 486 pages
...it has been ascertained by the Commissioners appointed, &c. that the said yard, when compared with **a pendulum vibrating seconds of mean time in the latitude of London,** and a vacuum at the level of the sea, is in the proportion of 36 inches to 39 inches, and one thousand... | |
| Perry Fairfax Nursey - Industrial arts - 1825 - 472 pages
...it has been ascertained by the Commissioners appointed, &c. that the said yard, when compared with **a pendulum vibrating seconds of mean time in the latitude of London,** and a vacuum at the level of the sea, is in the proportion of 36 inches to 39 inches, and one thousand... | |
| 1826 - 460 pages
...arrived in operation. The act declares the British imperial yard to bear a certain proportion to the " **pendulum vibrating seconds of mean time in the latitude of London, in a vacuum at the level of the sea."** It neces-' ; sarily assumes, consequently, 1st. That the length in nature SO referred to, is of an... | |
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