The brig Stirling Castle, Captain Fraser, sailed from Greenock on Wednesday morning, for Sidney, New South Wales, having on board the Rev. J. D. Lang, minister of the Scots Church, in Sydney, and two other Presbyterian Ministers ordained to new stations in that colony ; also three Professors, intended for which a liberal Government grant has been obtained. There are also on board above 40 respectable mechanics with their families, consisting chiefly of joiners, masons, and others required for the building of the College, and a good many of whom are fromthis town, making the number of passengers in all about 140, of whom above 20 and cabin passengers.

