Georgia Pacific Inc utilized and pumped water via underground pipeline to its plywood manufacturing site located between Olla and Urania on LA Hwy 125.

The settlement had a post office, general store, hotel, spa resort, and a dry goods and cotton storage facility.

The curative powers of "Balance Sulfur" mud was publicized over a large part of the nation, and chronic sufferers of gout, arthritis, rheumatism, and other muscular troubles were frequent visitors In 1891, the Houston, Central Arkansas, and Northern Railroad came to what was then northwest Catahoula Parish and bought a 200-foot-wide right-of-way over which it would construct a railroad more than a mile away from Castor Sulfur Springs.

Community leaders were faced with the possibility that their town would be cut off and decided that a railroad station must be constructed for passenger and commercial services to ensure the survival of Castor Sulfur Springs.

Ms. Mills was an accomplished, attractive, and popular young lady who was dramatically inclined and took a predominant part in all constructive community activities.

[citation needed] Because of her background in education and her gift for expression, Miss Mills had served with distinction as the head of the Olla Military Institute's English department.