You should be able to find what you need in this menu, and if by chance you can’t, let me know!
The following link will locate obscure and difficult to locate on a map/plat or from the RRC/GLO
http://www.earthpoint.us/TexasLandSurveySearchByDescription.aspx
The Following Link is a list of operators with their full contact information from the Railroad Commision
Here is a Flowchart of oil company mergers (Big Players)
And the link below is a depth chart for the entire 8th District in an Excel format… I found this EXTREMELY helpful.
Here is a Flowchart of Railroad company mergers
Spraberry to Wolfcamp Depths
Here is a List of legal latin terms
http://en.wikipedia.org/wiki/List_of_legal_Latin_terms