Jews no longer attached to the Synagogue, such as the Herschels and Disraelis, attained to fame.
But at the same time none but the Herschels have swept the whole sky for the discovery of faint nebulae; and FIG.
In England, in the hands of the Herschels, Rosse, Lassell and De la Rue it has done 1 There is a noteworthy exception in the case of the i 8-in.
Our limits forbid a historical account of the earlier endeavours to fulfil these ends by means of motions in altitude and azimuth, nor can we do more than refer to mountings such as those employed by the Herschels or those designed by Lord Rosse to overcome the engineering difficulties of mounting his huge telescope of 6 ft.
The star-gauges of the Herschels exhibit a similar result; the Herschels counted the number of stars visible with their powerful telescopes in different regions of the sky, and thus formed comparative estimates of the density of the stars extending to a very high magnitude.