 Pittsburgh, the county seat, is near the center of the county, at the point where the Allegheny and Monongahela Rivers join to form the Ohio River.  The Body and Its Defenses - 第 163 頁Frances Gulick Jewett 著 - 1910 - 342 頁完整檢視 - 關於此書
 | Frances Gulick Jewett - 1910 - 360 頁
...microbes which had come direct from the bodies of other people. They did not even know that boiling kills disease microbes, that a dead microbe injures no one,...groups of houses, and their united population gives THE BODY AND ITS DEFENSES a total of over 350,000 human beings. This then throws light on the entire... | |
 | Charles Ramsdell Lingley - 1920 - 750 頁
...eastern Ohio and western Pennsylvania tiiat center about the city of Pittsburg. Placed strategically at the point where the Allegheny and Monongahela rivers join to form the Ohio, in the midst of an area rich in coal, petroleum and natural gas, Pittsburg rapidly became the center... | |
 | Chester Penn Higby - 1927 - 552 頁
...site of the city of Erie and on French Creek. In the following year they constructed Fort Duquesne at the point where the Allegheny and Monongahela Rivers join to form the Ohio. A struggle for its possession immediately followed, which finally broadened out into the great Seven... | |
 | Willis F. Dunbar, George S. May - 1995 - 788 頁
...thar Virginia would seek to bear the French to the most straregic spot from which to control the Ohio, the point where the Allegheny and Monongahela rivers join to form the Ohio. The small force of Virginians thar was disparched in 1754 to begin work on this fort was soon driven... | |
 | Beatrice F. Mansfield - 2004 - 440 頁
...formed from Westmoreland and Washington counties in 1788.) A sawmill and distillery were to be built at the "Point", where the Allegheny and Monongahela rivers join to form the Ohio River. About 1785 the partnership decided to build an ironworks called Alliance Furnace on the banks... | |
 | United States. Congress - 626 頁
...here in I960. It Includes open-air displays of paintings and band concerts in the newly rebuilt area at the point where the Allegheny and Monongahela Rivers Join to form the Ohio. "If you can get It started, it will be carried on." says Paul. Public parks have been an important... | |
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