-Physics of Drilling-

• http://www.youtube.com/watch?v=O0kmskvJFt0&feature=related
• http://www.youtube.com/watch?v=oc4lX7ebeiI&feature=related
  
• http://homepage.ntlworld.com/leslie.foster/drilling_history.htm
• http://www.youtube.com/watch?v=A7sCozX5Yao&feature=player_embedded
  
• Survey of the Energy Industries: PETE F103

Images

• http://www.straightlinehdd.com/en/tools-and-pipe/rock-bits.html
• http://www.treatyenergy.com/nonflash/index-1.html
• http://www.newshotram.com/president-obama-is-being-probed-on-offshore-oil-and-natural-gas-drilling/223164/
• http://www.oiic-ir.com/Default.aspx?tabid=286
• http://shopfloor.org/tag/stena-drilling
• http://www.worldenergy.org/publications/survey_of_energy_resources_2007/natural_bitumen_and_extraheavy_oil/655.asp
• http://www.dreamstime.com/stock-image-old-wooden-drill-image4289201