Use these websites to look up information about the Hindenburg, Graf Zeppelin, and Hugo Eckner.
http://www.dmoz.org/Kids_and_Teens/School_Time/Science/Technology/Machines/Aircraft/Blimps/
http://www.britannica.com/EBchecked/topic/266218/Hindenburg
http://lookingglassreview.com/html/inside_the_hindenburg.html
http://encyclopedia.kids.net.au/page/hi/Hindenburg_disaster
http://history1900s.about.com/od/flight/a/lighterthanair.htm
http://www.hitler.org/artifacts/eckener/
http://www.centennialofflight.gov/essay/Dictionary/eckener/DI21.htm
http://www.airships.net/lz127-graf-zeppelin
http://www.ciderpresspottery.com/ZLA/greatzeps/german/GrafZeppelin.html
http://www.centennialofflight.gov/essay/Lighter_than_air/zeppelin/LTA8.htm
http://inventors.about.com/od/xzstartinventors/ss/Zeppelin_4.htm
