Statistics for occurrence #1 of “Providence, R. I.” in entry telephone-the of Harper's Encyclopedia of United States History:
...il, 1877
Handle telephone, now generally in use, made by Dr. Channing and Edson S. Jones, at Providence, R. I......May, 1877
Glass-plate telephone invented by Henry W. Vaughan, State assayer, Providence, R. I. ......June, 1877
Bell telephone patent expires......March 7, 1893
Miles of wire, 1,016,777; circuits, 422,620; stations, 632,946; intruments in use under lease, 1,580,101; average daily c...
| Max. Freq. | Min. Freq. | ||||||
|---|---|---|---|---|---|---|---|
| Entity | Corpus | Doc | Corpus | Doc | |||
| † | Providence, R. I. (Rhode Island, United States) | 3,130 | 271 | 152 | 51 | 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.