The Anti-SIavery meeting of last Monday evening was vcry fully attended. - Every seat in the Court House wns filled and a large number reinained standing for more thnn two hours, while Mr. Bibb related his adventuresand sufFerings while held ns a chattel by Southern mon-stealers and robbers. The audience were completely absorbed in the narrativo, and gave profuund atlention. jMr. Bibb pleaded with oarnestncss for threo millions of his brciliren, now suflering in that bondage from whicli he had escaped, and we know tliat his appeal was not uttered in vain. Many a 1 eart wns fired wilh abhorrence of that abominable system of cruelty, and was prepared for responding lo the rallying cry of Cassius M. Clay- LBT Slavery Die- Down wit TUK OLD ])A8TILK !" We learn that the lectures of Messrs. Bibb and Treadwcll are every wliere well attended. As they are expecting to spend sevcral months in their tour through tlie State, we hope our friends will take es pecial pains in every place to givc extensive notice of the meetings, that all inay have an opportunity of attcnding.