History of hair straighteners?

Hi i'm doing a project in school and I need history on hair straighteners for it. Its all about hair straighteners- the creator, history, purpose, how to use, damaging effects. If you know any of this info, please tell me! Websites, pictures and info is reeeally appreciated!History of hair straighteners?
Lol well in the 70's they used actual irons my mom used to do that. They'd actually starch they're hair too!History of hair straighteners?
Here you go kiddo:



some history...



http://ezinearticles.com/?Hair-Straighte/a>



http://en.wikipedia.org/wiki/Curlers



http://www.a1-hair-straighteners.com/art/a>



A tutorial:



http://www.videojug.com/film/how-to-use-/a>





good luck!!!