Fort Kearnoy, April I. The Pony Express passed huro at 1 P. M. with California datos to the 20th uit. The announcement of Lincoln's Cabinet gives general sati.sfaction. All tho California telegraph lines havo Consolidated as one company, and the new organization undertakea to extend a good substantial line Eastward to Sait Lake, in tho most expeditious manver possible. They will strive to complete theirline before tüe E os tero companies extend tbeira Westward to Salt Lake, to join the California portion. Mr. Wade, the genera! agent of the Eastern companies, who is now here, starts lor New York by to-morrow's stearner, hj having completed all bis negotialions satisfactoril}'. A dispatch from Viaalia states that some 200 men have passed through that place during the last three days, on their way to the the Coso and Mono disrticts. San Francisco. MarcA 1tt - Jumea A. McDougal was declared elected U. S. Senator by the Legislature in joint convention, last evening, receiving 56 of UI votes. He was afterwards awardetl the certifícate oí election by the GovBfnor. Subsequently the clerk made affidavit of 113 votes being cast, so leaving McDousal one vote short. An investigation is proposed.