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FLORIDA STATE GEOLOGICAL SURVEY. 
the exposition at Knoxville may be used subsequently for the 
Panama exposition. 
MEMBERS OE THE STATE SURVEY. 
The members of the State Survey during the past year have 
been, in addition to the State Geologist, Mr. Herman Gunter, 
and during, a part of the year Mr. Emil Gunter. Stenographic 
and clerical services were rendered at various times by Ada Moore 
and T. C. Alford. The chemical analyses necessary to the work 
of the State Survey are made by the State Chemist. 
PUBLICATIONS ISSUED DURING 1912. 
The Fourth Annual Report of the Geological Survey was 
issued during the year. This report contains in addition to 
statistics on phosphate rock and fuller’s earth, papers on the Soils 
and Other Surface Residual Materials of Florida, and on the 
Water Supply of West-Central and West Florida. 
distribution oe reports. • 
The reports issued by the State Geological Survey are dis¬ 
tributed upon request, and may be obtained without cost by 
addressing the State Geologist, Tallahassee, Florida. 
THE PURPOSE and DUTIES OE THE STATE GEOLOGICAL SURVEY. 
Among the specific objects for which the Survey exists, as 
stated in the enactment, is that of making known information 
regarding the minerals, water supply and other natural resources 
of the State, including the occurrence and location of minerals 
and other deposits of value, surface and subterranean water 
supply and power and mineral waters and the best and most 
economic methods of development, together with analysis of soils, 
minerals and mineral waters, with maps, charts, and drawings 
of the same. 
A distinctly educational function of the Survey is indicated 
by Section 4 of the law, which makes it the duty of the State 
Geologist to make collections of specimens, illustrating the geo¬ 
logical and mineral features of the State, duplicate sets of which 
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