Plausible as this idea is when first presented, it is easy, however, to perceive that a boiler may be made so long as to be incapable of generating steam for useful purposes. The concentrated heat ...

“In the same way that you wouldn’t buy a car without a seat belt,” says ... whether you have a steam or hot-water boiler. But ...

A small but strong team of volunteers is averaging 12 to 15 volunteer days every week, making great progress with the chassis ...

W.E.Bird, of Cahawba, Ala.,has invented an improved steam boiler, for which he has taken measures to secure a patent The boiler is oopooca oi cylinders or tubes arranged in layers or tiers having ...