Resources
- http://www.mta.nyc.ny.us/bandt/html/throgs.htm
- http://www.mta.nyc.ny.us/bandt/html/bronxw.htm
- http://www.mackinacbridge.org/facts.html
- World Book Millennium 2000 Edition
- Structures by: Malcom Dixon
- Clipart from Microsoft ClipArt Gallery 4.0.
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