itects and steam heating en- Velocity of air 5 feet x 60 = 300 + into cubical contents, say, moving parts of the engine. gineers are likely to have very little more to do with it, as it 4,000=13°3 minutes. Mr. John F. Curtice, of Fort Wayne, Ind., has patented an has been found that in windy… … and the staples of a scraper. building is going up; sometimes they are only Mr. Charles A. Gale, of Piqua, Ohio, has plastered; but round, smooth metal linings patented an improved apparatus fortaking solar prints from with close joints give much the best results. The cross sec- To find the time…
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