commodity charts and symbols

A good site I stumbled across that gives free, end of day and intra-day delayed commodities Charts and Quotes for all types of commodity futures.
http://www.codexcommodities.com/Free_Futures_Commodity_Charts.html

 

Were can i find an historic chart on OIL Crude price?

Something that goes back 5 10 25 40 50 years,

i cant seem to find one

 

good question. I'd liek to know too if there is a site like that

 

does anyone know were this can be found?