Development in Nomenclature of the Sanders Group
  

Chart showing significant developments in nomenclature of the Sanders Group.  Modified from Nicoll and Rexroad (1975). Chart showing significant developments in nomenclature of the Sanders Group. Modified from Nicoll and Rexroad (1975).


 
 
 
Your session for the Indiana Geological Survey is about to expire in 30 minutes. Please refresh your broswer or click here to restart your session timer.