Author: | O'Meara, R. G. |
---|---|
Year: | 1931 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
SUDOC: | C 22.12:3139 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 3139 |
Subjects: | Phosphate mines and mining--Florida |
Phosphate rock--Florida--Purification | |
Link: | https://hdl.handle.net/2027/mdp.39015077567520 |