In the Bombay rain, regiments were streaming from their barracks down to the beaches to be loaded on board troop transports and ferried across the stormy sea to Karachi, Thatta and other landing points around the mouth of the Indus. In the cantonments below the Delhi Ridge, the riders of the new experimental camel batteries—mobile camel-borne mortar and Congreve rocket systems—were struggling to harness their obstinate camels.