The birth and inauguration of the generic telegraph has not only opened a new field for the labors, and given direction to the ingenuity of the mechanician, suggesting numerous varieties of form and distribution of parts, but it has also give a fresh impulse to the researches of the philosopher into the mysteries of the most efficient agent, electricity. It has been the servant of the astronomer; it has assisted in the determination of longitudes; ... it has promoted the science of meteorology, and been tributary in many ways to the advancement of our knowledge of terrestrial phenomena. ...