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Railroad Pole Lines
 Album created by member Matt Weldon | Album Views: 41,801 | | 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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EXIF Data for this photo: [What's this?] - Hide Data -
| ApertureFNumber | f/6.3 |
| Make | Canon |
| Model | Canon EOS 7D |
| ExposureTime | 1/1600 |
| ISOSpeedRatings | 200 |
| Flash | 16 |
| FocalLength | 70/1 |
Photo Copyright © 2013 Drew Mitchem. All Rights Reserved. Photo Usage Policy This website Copyright © 2002-2026. All Rights Reserved. Do Not Sell My Personal Information
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