Fellow PaleoNetters,
I'm also trying to work on "The Geologic Column". If any of you have
pages appropriate for the Pennsylvanian system, please contact me.
Dr. MacLeod still has several systems available for other volunteers to
manage.
Thanks for your help.
Rich Leiszler
leiszler@cadvantage.com
http://cadvantage.com/~leiszler/index.htm