Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 226
s attached to the freeend of the boiler and this pipe should be provided with Design and Construction of Model Boilers 223 a valve. A water glass and a steam pressure gaugeshould be affixed to the back plate of the boiler. The cir-culation of water in this particular type of boiler is verygood and… … Fig. 149—Another drawing of the waterback shown in Fig. 148 vided with a super-heater coil. The boiler proper canbe constructed in the ordinary manner and it is providedwith five water tubes bent and inserted as shown in thedrawing of the device. Being that these water tubes arethe same shape it is…
Machinery
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