The following are said to be the dimensions of an iron steamer about to be built by Mr. Scott Russell, of London, for the Eastern Steam Navigation Company. She is to be 620 feet long, 100 feet beam, 6,000 horse power, and 12,000 tons burden. She is to be pro- 1 pelled by four paddles, and a screw. The horse power will be proportioned as follows : ' 2,000 for the screw, 2,000 for the mid-ship paddle-wheels, and 2,000 for the fore-paddle wheels. Goods are arriving in this city daily from ? abroad for the Worlds' Fair.