By W.U. Telegraph. 1 nillltK UP TWEED. New York, 28. Tweed's where-, where-, abouts is still unknown to the officials, who are on the look out for him. His t friends say that ho will turn up at the proper time. It is asserted that his privilege as senator will exempt him i'rom arrest; butit appears that the law ! docs not cover a ease like Tweed's, in-; in-; asmueh as it specifies that the privi-' privi-' lege of freedom from arrest does not ; extend to any person against whom suit is brought (or violation of any of ' his trusts in oflice. The Trintne as-, as-, sorts that it is nevertheless Tweed's design to remain concealed until he can take his scat in the senate; but that this stop cannot save him from arrest; that it is known that steps have been taken to re-arrest him on a charge ' graver than any heretofore made. The 'iimrs says that Charles O'Conor is opposing op-posing tho framing of an indictment against mayor ll;i'l by the grand jury.