Page history
March 13, 2017
February 5, 2017
July 13, 2016
July 16, 2008
no edit summary
mCorrected error (oil shale isn't always actually shale), and added a bit more info to the stub.
+630
MikeR
no edit summary
m18:55
MikeR
Corrected error (oil shale isn't always actually shale), and added a bit more info to the stub.
18:46
+630