Great Fountain, Enville to conceive. This, the large fountain, is on a level with the surface of the lake, and composed of five jets, the central one throwing a column of water 150 feet high; the supply being obtained from a large reservoir on the hill, to which it is first pumped by the united action of two engines, each of thirty horsepower.". The water continued to jet for several minutes, until the water in the reservoir was exhausted. The Great Fountain was the early ancestor of similar fountains located in lakes or bays, such as the Jet d'Eau in Geneva, Switzerland, which
Diamond D-Jet plant to construct the type had been anticipated to cost an additional $100 million. This announcement of the manufacturing details came shortly after an announcement by the Government of Canada that it had issued the company with a "Cdn$19.6 million strategic, repayable investment", while the Government of Ontario had separately announced that it had given Diamond Cdn$11 million. The Government of Ontario loan was contingent on a matching loan from the federal Canadian government, however, this was ultimately not approved; this failure to emerge was attributed as having heavily impacted efforts to progress the D-JET programme. The D-JET was initially