sentences:  Back in Britain Elphinstone joined the campaign, promoted by the visionary new commander of the Bombay Marine (renamed the Indian Navy on 1 May 1830), Sir Charles Malcolm, to introduce steam to the Red Sea, which would enable boats to navigate up the Gulf of Suez against those tiresome northerlies.Waghorn and other entrepreneurs in Britain and Egypt were meanwhile working at linking Mediterranean steam crossings (already overcoming its infuriating calms) with the Red Sea via an "overland route" through Egypt.An experimental vessel, HEICS , was built in Bombay Dockyard, powered by engines sent from England, and launched for Suez in 1829; a collier loaded with Welsh coal (sent via the Cape) went ahead, convoyed by a sailing brig, HEICS "Thetis".