The Blair Negotiations

New York, Jaft. 25. The Times' Washington special says : '' It íh understood that Blair did not go in nny eetice ae a representativo of the GoYornment to Ricbmond, and that he ifi not authoriztd to enoounige thfe hopo that nny overtures for peace will be made or acceptud which look how ever remotely toward división of tho TJnion, nor is it believed tbe rebela are yet prepared to treat on any other term. Popular ssntimeut has over rated the dc.iire of the rebel Government for peaoe. When their armies ure destroyed tliey will make peaoe, Mr. B'nir bsi not returned."