Regulations under Act of July 17, 1914 (38 Stat., 509), providing for agricultural entries on phosphate, oil, and certain other mineral lands.

Phosphate rock : Part I. General information.
Published: (1930)

U.S. Government master specification for trisodium phosphate, technical (phosphate cleaner).
Published: (1928)

Validated placer locations on phosphate lands, proofs and notice, Act of Jan. 11, 1915 (Public, No. 230).
Published: (1915)

[To Sell Reserved Phosphate Interests of the U.S. in Lands Located in the State of Florida to the Record Owners of the Surface Thereof].
Published: (1961)

Conditions in European phosphate market.
Published: (1920)

[To Authorize the Secretary of the Interior To Sell Reserved Phosphate Interests of the U.S. in Land Located in the State of Florida to the Record Owners of the Surface Thereof].
Published: (1961)

Flotation of low-grade phosphate ores.
Published: (1928)

Flotation of low-grade phosphate ores : II.
Published: (1931)

Authorizing Sale of Reserved Federal Phosphate Interests.
Published: (1967)

Losses of phosphate in land-pebble district of Florida.
Published: (1929)

Increased recoveries of phosphate in land-pebble district of Florida.
Published: (1930)

Selective oiling and table concentration of phosphatic sands in land-pebble district of Florida.
Published: (1932)

Review of phosphate fields of Idaho, Utah, and Wyoming, with special reference to thickness and quality of deposits.
Published: (1910)

Added recovery by hydraulic sizing of fine material in land-pebble phosphate district of Florida.
Published: (1931)

[To Sell Reserved Phosphate Interests of the U.S. in Lands Located in the State of Florida to the Record Owners of the Surface Thereof].
Published: (1961)

To Sell Reserved Phosphate Interests of the U.S. in Lands Located in the State of Florida to the Record Owners of the Surface Thereof.
Published: (1961)

Phosphate investigation in Florida 1934 and 1935.
Published: (1941)

Review of phosphate fields of Florida.
Published: (1911)

Accident experience at pebble-phosphate operations in Florida, 1930-38.
Published: (1940)

Phosphate deposits : a summary of salient features of the geology of phosphate deposits, their origin, and distribution /
by: McKelvey, V. E. (Vincent Ellis), 1916-
Published: (1967)

Mechanical analysis of finely divided natural phosphates.
Published: (1930)

Report on natural phosphates of Tennessee, Kentucky, and Arkansas.
Published: (1912)

Selections by State of Idaho of phosphate and oil lands.
Published: (1913)

Regulations concerning phosphate leases and use permits under Act of Feb. 25, 1920 (Public No. 146).
Published: (1920)

[To Amend Section 27 of the Mineral Leasing Act of February 25, 1920, in Order To Promote the Development of Phosphate on the Public Domain].
Published: (1964)

Phosphate rock and methods proposed for its utilization as fertilizer.
Published: (1915)

To Authorize the Secretary of the Interior To Sell Reserved Phosphate Interests of the U.S. in Certain Lands in Florida to the Record Owners of the Surface Thereof.
Published: (1969)

To Authorize the Secretary of the Interior To Sell Reserved Phosphate Interests of the U.S. in Certain Lands in Florida to the Record Owners of the Surface Thereof.
Published: (1969)

Pebble phosphate accident experience.
Published: (1936)

Pebble phosphate accident experience.
Published: (1936)

To Authorize the Secretary of the Interior To Sell Reserved Phosphate Interests of the U.S. in Lands Located in the State of Florida to the Record Owners of the Surface Thereof.
Published: (1967)

[To Authorize the Secretary of the Interior To Sell Reserved Phosphate Interests of the U.S. in Land Located in the State of Florida to the Record Owners of the Surface Thereof].
Published: (1961)

To Authorize the Secretary of the Interior To Sell Reserved Phosphate Interests of the U.S. in Lands Located in the State of Florida to the Record Owners of the Surface Thereof.
Published: (1967)

To Sell Reserved Phosphate Interests of the U.S. in Lands Located in the State of Florida to the Record Owners of the Surface Thereof.
Published: (1961)

Report on phosphate fields of South Carolina.
Published: (1913)

Composition and distribution of phosphate rock with special reference to United States.
Published: (1933)