Reference data

• Structure Maps and Field Studies of Texas by Houston Geological Society.
• Structure Maps and Field Studies of Texas by Corpus Christi Geological Society.
• 1967-1998 Volumes of Structure Maps of Texas by Petroleum Information or Rhinehart
  from the Railroad Commission of Texas.
• East Texas Structure Maps by East Texas Geological Society.
• Gulf Coast Association of Geological Societies Transactions, Trends, Fields, and Structure Maps.
• Bureau of Economic Geology Atlas of Major Texas Oil Reservoirs.
• Structure Maps by Railroad Commission of Texas.
• Volumes 1-42 South Louisiana Unitization Maps by Geodata.
• Volumes 1-5 North Louisiana Unitization Maps.