Here's a good read on the evolution of the oil industry in the
context of world politics.
[link|http://www.ssc.upenn.edu/polisci/psci260/OPECweb/OILHIST.HTM|http://www.ssc.upen.../OILHIST.HTM]
[link|http://www.ssc.upenn.edu/polisci/psci260/OPECweb/OPECHIST.HTM|http://www.ssc.upen...OPECHIST.HTM]
Its not too long and packs quite a lot of information.