http://www.forbes.com/2006/03/15/technology-tools-history_cx_de_0315intro.html
Izmedju ostalog...
http://www.forbes.com/technology/2005/08/09/technology-magnification-telecope-cx_de_0809telescope.html?boxes=custom
Zanimljivo, doduše ne bih se baš složio sa redosledom :)