"Amazing!" Charlton cried. "Why, these are my wife's diamonds, the real stones beyond doubt."A difficulty which arises in hardening tools is because of the contraction of the steel which takes place in proportion to the change of temperature; and as the time of cooling is in proportion to the thickness or size of a piece, it follows, of course, that there is a great strain and a tendency to break the thinner parts before the thicker parts have time to cool; this strain may take place either from cooling one side first, or more rapidly than another.
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Just on closing time Prout lounged out in his most dejected style, and bought a late paper."Is it much farther?" one of my armed guides asked.In studying improvements with a view to practical gain, a learner can have no reasonable hope of accomplishing much in fields already gone over by able engineers, nor in demonstrating anything new in what may be called exhausted subjects, such as steam-engines or water-wheels; he should rather choose new and special subjects, but avoid schemes not in some degree confirmed by existing practice.187"All right; you may go!""She struck me as being rather nice," Bruce replied. "And I am quite sure that she was sincere in her congratulations."