Laycock, Susie Hamilton Bienvenu. Collection, circa 1830-1875. 2 items. Location: OS:L. Comprised of a hand-drawn map (circa 1830s) of the Highlands area in Baton Rouge, Louisiana, showing land parcels and owners’ names. It also contains a land patent from the United States General Land Office (1875) belonging to Louis Dufilho, a New Orleans resident who was the first certified pharmacist in the United States. For more information, see online catalog. Mss. 4923.