f May 6.I-ATB FROM FORT MEKGS.Extract of Mettcr from an officer in the army to hit friend iWanetville, Ohio, dated Catnip Melts, April 1 Mli.’1*13. £ 6 We Ruffcrettoixceaiiitely from cold and wet in descending the nlar tjjKhit place from Amanda — \\ c runlicd on ovft^rgrks and svnd hum, upsetting some of our crafts ami arrived here, fearful leal the garrison might hciuftckcd before our arrival, and which tre yet daily To6W for. Our spies have come in and itale thak eight'hundred British and I.diaua were encampeJphout IS miles below this, and we arc working lutcrand early in the garrison, entrenching, raising MEtories, A part of the I’ennsyl-Tania mitipajrduntccred lo«*J5 days until weshotdd arrive herd. ’ Now their tinitwis out, and when they depart vo'fh.-dl he as badly Vsi they were before we c.mw Wc have not men enough aa yet tode-fand tlietarrison safely if wc slmutd he mucked, hut w 'd^sio as w ell as wc can iirjthut cvant.”Ymm the same to the same, plated the 19th.MJVe daily expect an Attack fMm the British, continue working almost night ttfMifflklay preparing to f’We them n lint reception.**