Mastering Unreal® Technology, Volume I

Endnotes

Introduction

¹http://en.wikipedia.org/wiki/Millennials, retrieved February 24, 2009.

²Thomas Friedman, “Meet the Zippies,” The New York Times (op-ed), February 22, 2004.

Chapter 1

¹Patented May 1, 1849, patent number 6,420: National Museum of American History, from the U.S. Patent Office, http://www.150.si.edu/150trav/remember/r819.htm, retrieved February 24, 2009.

²Central Pacific Railroad Photographic History Museum: http://www.cprr.org/Museum/Pacific_Railroad_Acts.html, retrieved February 24, 2009.

³http://www.enchantedlearning.com/usa/states/area.shtml.

⁴Henry Ford, Today and Tomorrow, Anniversary Edition (Garden City, NY: Doubleday, Page & Co., 1926); (Reprint edition, Cambridge, MA: Productivity Press, 1988), 234.

⁵Wikipedia, ...