Sinking of the RMS Titanic time of her entry into service on 2 April 1912, Royal Mail Ship (RMS) "Titanic" was the second of three sister ships, and was the largest ship in the world. She and her sister, , were almost one and a half times the gross register tonnage of Cunard's and , the previous record holders, and were nearly longer. "Titanic" could carry 3,547 people in speed and comfort, and was built on a hitherto unprecedented scale. Her reciprocating engines were the largest that had ever been built, standing high and with cylinders in diameter requiring the burning of of coal per
RMS Titanic 'gigantic'. Built in Belfast, Ireland, in the United Kingdom of Great Britain and Ireland (as it was then known), the RMS "Titanic" was the second of the three s—the first was the and the third was the . Britannic was originally to be called Gigantic and was to be over 1,000 feet long. They were by far the largest vessels of the British shipping company White Star Line's fleet, which comprised 29 steamers and tenders in 1912. The three ships had their genesis in a discussion in mid-1907 between the White Star Line's chairman, J. Bruce Ismay, and the American