ANNUAL REPORT 1 —BIBLIOGRAPHY. 
83 
58. Davidson, Walter B. M.— 
Suggestions as to the origin and deposition of 
Florida Phosphates.* 
Eng. Min. Jour. LI, 628-629, 1891. 
59. Davidson, Walter B. M.— 
A Phosphatic Chalk at Taplow, England.* 
Eng. Min. Jour. LII, 502, (2-3 col.) 1891. 
60. Davidson, Walter B. M.— 
Notes on the Geological Origin of Phosphate of 
Lime in the United 1 States and Canada. 
Am. Inst. Min. Eng. Trans. XXI, 139-157, 1893. 
i 
61. Davidson, Walter B. M.— 
(Review of) “Florida Phosphates: Origin of the 
boulder phosphates of the Withlacoochee River 
district,’’ by X. A. Pratt.* 
Eng. Min. Jour. LIII, 42, 1892. 
62. Day, David T.— 
Gypsum Deposits in Florida. 
U. S. Geol. Sur. Bull. 223, 48, 1904. 
Describes gypsum on Bear Island, 6 miles .west of Pana- 
soffkee. 
63. Dietz, R.— 
Description of a testaceous formation at Anasta¬ 
sia Island, extracted from notes made on a journey 
to the southern part of the United States, during 
the winter of 1822 and 1823. 
Acad. Nat. Sci. Phila. Jour. IV, 73-80, 1824. 
64. Edwards, J. Baker— 
On some recent analysis of soils (Canada, Flor¬ 
ida and Northwest Territory).* 
Can. Nat. (n.s.) X, 458-460, 1883. 
