This film explains the uses of phosphorus, how it is mined, and how it is processed. The producer's daughter-in-law and grandchildren are seen in one shot at the dinner table and picnicking. The producer, Hack Swain, is the mustached gentleman seen wearing a hard hat. Land reclamation is shown as well. Produced by Hack Swain; sponsored by the Florida Phosphate Council.
Florida Memory is funded under the provisions of the Library Services and Technology Act from the Institute of Museum and Library Services, administered by the Department of State's Division of Library and Information Services.