(with Archibald St Clair Ruthven), published 31 May 1899, Improvements in or relating to railway wagon brakes GB190004019 (with Archibald St Clair Ruthven), published 16 February 1901, Improvements in or relating to railway wagon brakes GB190207009 (with John Riekie), published 22 April 1903, Improvements in and connected with engine valve gear GB190822998 (with Walter Reuben Preston), published 28 October 1909, Improvements in or relating to the smoke boxes of locomotive boilers Family He married Jeanie Fleming Logan, a close relative to author Ian Fleming, and they had 3 sons and 4 daughters. Death McIntosh died suddenly while working at St. Rollox railway works, on 6 February 1918, 22 days before his 72nd birthday. The cause of death was never confirmed. See also Locomotives of the Caledonian Railway Locomotives of the London, Midland and Scottish Railway References 1846 births 1918 deaths Locomotive builders and designers Scottish railway mechanical engineers British railway pioneers Scottish mechanical engineers Caledonian Railway people 19th-century British businesspeople