Standards
Electricity around the world - (121 visits)
http://users.pandora.be/worldstandards/electricity.htm
International Standard Paper Sizes - Standard paper sizes like ISO A4 are widely used all over the world today. This text explains the ISO 216 paper size system and the ideas behind its design. (109 visits)
http://www.cl.cam.ac.uk/~mgk25/iso-paper.html
Our Friend, the Meter - (127 visits)
http://lava.net/~djb/meter.html