Collins, A. Frederick (Archie Frederick), 1869- · Boston, Small, Maynard and company · leaf 46
a great rate ofspeed. The completed turbine is shown in Fig. 17.A Model De Laval Steam Turbine.—A real Two Simple Steam Turbine Engines 31 De Laval turbine has curved blades, a specialshaped nozzle and a flexible shaft. The model turbine which I shall describe hascurved blades and a regular De… … Fig. 18. A Toy Gyroscope you are a pretty good mechanic, I will tell you aneasier way to get one. You can buy a toy gyroscope x like the oneshown in Fig. 18 for 25 cents. The lead wheelin the ring bearing runs very true consid-ering its small cost and you would have hardwork to make as perfectly a…
Steam-engines
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