again.A Successful Air-ship.The Canadian Mail just arrived brings nows i hat »»n 6th May at the Tounesaee Centennial Exhibition grounda.Naahville, Tet.n., Profeeeor Arthur Barnard, physical instiuctorof tho Young Men’s Christian Asa««iation •»£ Nashville, began a journey in an air ship c instructed by himself. The officials of tho exposition and the peoplo attending the exposition witnessed the aseont of the aerial voyage. The ship moved ofl in perfect order aud pass-od out of tight in a few minutce. Profeasor Barnard promised to sail against the wind, ruing into the air, and he did ■o. Tha airship -vill be continued in ase at the exposition. The airship ia 45ft long and 20fi. in diametor.