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|  | | Railroad Pole Lines 
  Album created by member Matt Weldon
 | Album Views: 41,283 |  | Photos showing the railroad pole lines. The pole line used four basic electrical circuits - telegraph, telephone, signaling, and power. Modern technologies of fiber optics, microwave, radio, satellite, and computers have been replacing the pole lines. | 
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|  | | Ontario Railography 
  Album created by member CitySlicker
 | Album Views: 74,250 |  | Images pertaining to operations of Class I, short lines and anything involving the railway that is located in Ontario, Canada. | 
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