SS Aleppo was a British passenger cargo vessel, launched on 1 November 1864, measuring 292.5 feet by 38.2 feet, 2,057 gross tonnage, built in Glasgow by J & G Thomson, Govan. She made her first North Atlantic voyage from Liverpool to Halifax to New York City beginning on 15 September 1865. The Aleppo had accommodation for 46 first class and 593 third class passengers. The ship was commissioned for the British & Foreign Steam Navigation Company, Glasgow, a company established in 1855 to run the Mediterranean shipping interests of the investors of the British and North American Royal Mail Steam-Packet Company, the forerunner of the Cunard Line. In 1878 the firms were reorganised, the British & Foreign Steam Navigation Company and its ships were merged into the Cunard Steam Ship Co. Ltd., and