 | Richard Anthony Proctor - 1904 - 462 pages
...cubic inch, of that substance. But what is an inch? It is determined, we find, as a certain fraction of the length of a pendulum vibrating seconds in the latitude of London. A second, we know, is a certain portion of a mean solar day, and is practically determined by a reference... | |
 | Royal Society (Great Britain) - 1905 - 722 pages
...lightning. The Society took a very active part in the measurement of a degree of latitude, afterwards in the length of a pendulum vibrating seconds in the latitude of London, and in the comparison of the British Standards with the Linear Measure adopted in France. A committee... | |
 | Sir William Huggins - 1906 - 214 pages
...lightning. The Society took a very active part in the measurement of a degree of latitude, afterwards in the length of a pendulum vibrating seconds in the latitude of London, and in the comparison of the British standards with the linear measure adopted in France. A Committee... | |
 | SIR WILLIAM HUGGINS - 1906 - 230 pages
...lightning. The Society took a very active part in the measurement of a degree of latitude, afterwards in the length of a pendulum vibrating seconds in the latitude of London, and in the comparison of the British standards with the linear measure adopted in France. A Committee... | |
 | Joseph Henry Maiden - 1909 - 318 pages
...1816 we find that he was a member of a Committee " to consider of the proper means of ascertaining the length of a pendulum vibrating seconds in the latitude of London." In 1819 he was appointed member of a Commission of Inquiry, with the view of establishing and preserving... | |
 | 1879 - 1166 pages
...inches, or parts of a cubic inch, of that substance. An inch is determined as a certain fraction of the length of a pendulum vibrating seconds in the latitude of London. A second is a certain portion of я mean solar day, and is practically determined by a reference to... | |
 | American Academy of Arts and Sciences - 1880 - 434 pages
...Endeavors to find a Standard of Length. 1798, page 185, &o. Kater's Account of Experiments for determining the Length of a Pendulum vibrating Seconds in the Latitude of London. 1818, page 33, &c. Kater on the Length of the French Metre as compared with-Shuckburgh's Scale, 0 -... | |
 | Ronald Edward Zupko - 1990 - 578 pages
...based on information supplied by William Hyde Wollaston (l766-l828) and Playfair who had determined the length of a pendulum vibrating seconds in the latitude of London to be 39.l3047 inches, of which Bird's yard contained 36. Both scientists alluded to the necessity... | |
 | John Yeats - 1887 - 578 pages
...instances, the most accurate scientific measurements with the best instruments were absolutely necessary. The length of a pendulum vibrating seconds in the latitude of London was found by Captain Kater to be 39-13929, when oscillating in vacua, at the temperature of 62° Fahr.,... | |
 | Royal Society (Great Britain) - 1905 - 646 pages
...lightning. The Society took a very active part in the measurement of a degree of latitude, afterwards in the length of a pendulum vibrating seconds in the latitude of London, and in the comparison of the British Standards with the Linear Measure adopted in France. A committee... | |
| |
It is determined, we find, as a certain fraction of the length of a pendulum vibrating seconds in the latitude of London. 
