Statistics for occurrence #1 of “Niagara” in entry engineering of Harper's Encyclopedia of United States History:
...me time in the present century.
The only radical advance is the use of a better steel than could be had in earlier days.
Steel-arched bridges are now scientifically designed.
Such are the new Niagara Bridge, of 840-foot span, and the Alexandra Bridge at Paris.
That which marks more clearly than anything else the great advance in American bridge building, during the last forty years, is the re...
Max. Freq. | Min. Freq. | ||||||
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Entity | Corpus | Doc | Corpus | Doc | |||
Niagara (Missouri, United States) | 2 | 0 | 0 | 0 | 0 user votes | ||
Niagara | 0 | 0 | 0 | 0 | 0 user votes | ||
Niagara (Kentucky, United States) | 0 | 0 | 0 | 0 | 0 user votes | ||
Niagara (North Carolina, United States) | 0 | 0 | 0 | 0 | 0 user votes | ||
Niagara (North Dakota, United States) | 0 | 0 | 0 | 0 | 0 user votes | ||
Niagara (Oregon, United States) | 0 | 0 | 0 | 0 | 0 user votes | ||
Niagara (Pennsylvania, United States) | 0 | 0 | 0 | 0 | 0 user votes | ||
Niagara (Virginia, United States) | 0 | 0 | 0 | 0 | 0 user votes | ||
Niagara (Wisconsin, United States) | 0 | 0 | 0 | 0 | 0 user votes |
† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.