Earta Quahe.-A slight shock of an Earth quake was felt here on the morn ing q the l7th Oct. at about 10 minutes before 6 o'clock---thc rumbling noise which usually attends those convuisions. was distinctly audible. and the trembling was sensibly felt bv several of our citi- seps. Doiisar PaAlad.;urs, ocs. g.