Historic Pharmacies in Chambers County, Texas (still open today):

Wilcox Drug Store -- Anahuac, Texas
Winnie Pharmacy -- Winnie, Texas

Historic Medical Office in Chambers County, Texas

Dr. Schilling's Office -- Anahuac, Texas
While no longer in use, it provides a window into the past regarding medical treatments

National Library of Medicine - History of Medicine Division
Links to collections of medical history, including those in Galveston and Houston