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Increased recoveries of phosphate in the land-pebble district of Florida

Gravity concentration on certain Florida phosphatic sands

Pebble-phosphate mine accident experience

Published Year

• 1930-1939 (3) *

Subject

• Phosphates--Florida (3) *
• Industrial accidents--Florida (1)
• Mine safety--Florida (1)

Author

• Lawrence, H. M. (2)
• Cash, Frank E. (1)
• Dempsey, Claud P. (1)
• O'Meara, R. G. (1)

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