Fort Kearnej, Jan. 21. The Central Overlacd California Exprens, for Bt Joseph, passod horo at 4 P. M. yesterday, with four passengers and 'hü mails. Denvkh City, Jan. 17.- Tdegranrw received yesterday oreated much excitoroeot. " Parties who returned yosterday from San Juan pronounued tho reportod minos in that country a grand I-etters to ihe saine effect will be"publihed to-day. Theexcitemcnt ia said to have be.en gotten up by traders in New Mexico who had more goods than they could sell to thainhabTtanls in the deprcsised condition oí the country. The Milwaukee mil!, at Gregory, last weck, in 3 days, saved $1,609 from the mammoth laad in quariz. It is a singular liistorioal coincidenco that the grandfather of Major Robert Andcrson, of the United States array, : now commaudiug at Charleston. wa3 an officer in the American linea at the stege of Charleston, in 1780, by the Bntish, when it was capturod by Sir Henry Clinton, tíieir eoinmander. Eighty-one years have passod away, and the town whioh the grandfather fought to save is novr in arms agaiust the grandson.