2023 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2022 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2021 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2020 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2019 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2017 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2016 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2015 Louisiana Revised Statutes 17:1492 – Louisiana Geological Survey

2014 Louisiana Revised Statutes 17:1492 – Louisiana geological survey

2013 Louisiana Revised Statutes 17:1492 – Louisiana geological survey

2009 Louisiana Revised Statutes 17:1492 – Louisiana geological survey