Endnotes
1. List of Time Periods,
http://en.wikipedia.org/wiki/List_of_time_Periods-56k (accessed July 11, 2008).
2. Nicolas Jansberg, Alcántara Bridge,
http://en.structurae.de/structures/index.cfm?id=s0000521 (accessed July 11, 2008).
3. Nicolas Jansberg, Valentré Bridge,
http://en.structurae.de/structures/index.cfm?id=s0000635 (accessed July 11, 2008).
4. Nicolas Jansberg, Allahverdi Khan Bridge,
http://en.structurae.de/structures/data/index.cfm?id=s0001774 (accessed July12,
2008).
5. Pont Neuf, http://en.wikipedia.org/wiki/Pont_Neuf-42k (accessed July 12, 2008).
6. Nicolas Jansberg Large Bridge,
http://en.structurae.de/structures/data/index.cfm?id=s0027709 (accessed July 12,
2008).
7. Iron Bridge, http://en.wikipedia.org/wiki/The_Iron_Bridge-48k (accessed July 12,
2008).
8. Grubenmann,
http://en.wikipedia.org/wiki/Hans_Ulrich_and_Johannes_Grubenmann-19k
(accessed July13, 2008).
9. Pont de Pierre,
http://en.wikipedia.org/wiki/Pont_de_Pierre-32k (accessed July 12, 2008).
10. Jensen, J. J. History of Bridges - A Philatelic Review,
www.contre.no/pdf/jenhob_col.pdf (accessed July 13, 2008).
11. Pennsylvania Teacher's Desk Reference and Critical Thinking Guide: Grades 9-12
Science (Florida: Pennsylvania Educational Tools, Inc., 2006) 19-22.
12. Core Curriculum: Curriculum Resources Science Grade 12 Physics (Philadelphia:
The School District of Philadelphia and Kaplan Inc., 2006), 2-21.
13. School District of Philadelphia Planning and Scheduling Timeline: Science Grade 12
Physics (Philadelphia: The School District of Philadelphia and Kaplan, Inc., 2006),
32-45.
14. Cornell Notes, http://en.wikipedia.org/wiki/Cornell_Notes (accessed April 13, 2007).
Comments: