. . "1851-09-16Z"^^ . "1851Z"^^ . . "Ivatt, Henry Alfred"@en . . . "British locomotive designer" . . . "Henry Alfred Ivatt"@en . "1923-10-25Z"^^ . "Henry Alfred Ivatt (16 September 1851 \u2014 25 October 1923) was born in Wentworth, Cambridgeshire, England, and was educated at Liverpool College. He became the Chief Mechanical Engineer of the Great Northern Railway from 1896 to 1911."@en . . "1923Z"^^ .