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Page 334
It may be that synthetic rubber will be even better for some purposes than natural rubber , and it will be better because of physical differences - meeting special uses with peculiar fitness where natural caoutchouc would not answer so ...
It may be that synthetic rubber will be even better for some purposes than natural rubber , and it will be better because of physical differences - meeting special uses with peculiar fitness where natural caoutchouc would not answer so ...
Page 623
THE R ANKING high among the engineering feats which have subjugated the arid West is the building of the natural gas pipeline from the midway oil fields to Los Angeles . Arrayed against the engineers were the deadly heat of the Mojave ...
THE R ANKING high among the engineering feats which have subjugated the arid West is the building of the natural gas pipeline from the midway oil fields to Los Angeles . Arrayed against the engineers were the deadly heat of the Mojave ...
Page 735
Being of solid stone , the communities were entirely pro- tected from many natural enemies that are ever present and ready to destroy their usual abodes in the ground . These ants were indeed insect cliff dwellers , living in tiny nat- ...
Being of solid stone , the communities were entirely pro- tected from many natural enemies that are ever present and ready to destroy their usual abodes in the ground . These ants were indeed insect cliff dwellers , living in tiny nat- ...
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