Thames Ironworks, Shipbuilding and Engineering Co., Ltd. of Greenwich, S.E. London, UK built a liquid-cooled HOAE during the early days of powered flight in that country. The aircraft applications listed below are from the well-illustrated reference, "British Aircraft before the Great War", by Goodall and Tagg (G&T).
OL-215 -- {3.937 / 4.409 / 214.7} / {100 / 112 / 3519}
4cyl; Thames; 25-35hp@N/A rpm; 1908-1912; Wt = N/A.
Liquid-cooled engine.
Ae39; G&T (for applications); J1912 (with photo).
Applications: (UK) Clarke monoplane of 1910 (built, probably not flown); Cleveland biplane of 1910 (built, probably not flown).