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Dear Ms. Zerangue,
Thank you for posting your request on History Hub!
The Eastern States Office of the Bureau of Land Management (BLM) has the tract books and patents for the states of: Alabama, Arkansas, Florida, Illinois, Indiana, Iowa, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Ohio, and Wisconsin. Information pertaining to state land, please contact the Historical Records Section of the Louisiana Division of Administration.
For additional questions, please contact the National Archives at Fort Worth (RM-FW) via email at firstname.lastname@example.org. They have custody of regional records regarding Louisiana.
We hope this is helpful. Best of luck with your research!