...Russischen Dreieckeketten, Berlin," 1838.) The anomalous nature of the result deduced by Lacaille, from his measurement of an arc of the meridian at the Cape of Good Hope, has been already alluded to. It is gratifying to learn that Mr. Maclear, by remeasuring and extending...

...RussUchen Dreiecksketten, Berlin/ 1838.) The anomalous nature of the result deduced by Lacaille, from his measurement of an arc of the meridian at the Cape of Good Hope, has been already alluded to. It is gratifying to learn that Mr. Maclear, by remeasuring and extending...

...has awarded a Royal Medal to Sir Thomas Maclear, Astronomer Royal at the Cape of Good Hope, for his Measurement of an Arc of the Meridian at the Cape of Good Hope. Our sole knowledge of the figure of the southern hemisphere rests on the arc of the meridian measured...

...has awarded a Royal Medal to Sir Thomas Maclear, Astronomer Royal at the Cape of Good Hope, for his Measurement of an Arc of the Meridian at the Cape of Good Hope. Our sole knowledge of the figure of the southern hemisphere rests on the arc of the meridian measured...

...of Mauritius ever made was that by the celebrated practical Astronomer, Abbe de la Caille, in 1763. La Caille after finishing the measurement of an Arc...determination of the earth's figure was sent on by ihe Government of France to determine the Latitude and Longitude of Mauritius and Bourbon. Finding...

...Island is about 480,744,002 square toises or -i32,uSU arpents (200 Fr. feetsquarej of 1UO perches of 200 feet. The only systematic triangulation of Mauritius...the year at which he arrived not suitable for this pmpose, he filled up his time by connecting by systematic triangulations about 50 of the chief points...

...was the motive power of his life. He studied mathematics with the Abbe La Caille, well known for his measurement of an arc of the meridian at the Cape of Good Hope, and for his determination of the length of a seconds pendulum; he learnt botany from Bernard de Jussieu,...