REPORT OF NEW JERSEY STATE MUSEUM. 
37 
Charts illustrating mosquito life history and develop¬ 
ment of malarial parasite.. . 12 
Transparencies of all sizes... 104 
Fish specimens. 83 
In glass vials. 34 
Mosquito enemies in alcohol, specimens. 87 
In glass vials. 37 
Pinned specimens. 613 
Mosquito specimens in alcohol. 1600 
Contained in glass vials. 158 
Pinned material, specimens., . 1500 
Drawings and plates, each with several figures. 56 
Making a total of, vials. . . .. 158 
Specimens, dry or in alcohol. 3183 
There are also 23 vials of Repellants, and 14 specimens of 
other material used to either kill or repel mosquitoes. 
THE GEOLOGICAL EXHIBIT. 
This exhibit was prepared under the supervision of the 
State Geologist, Dr. Henry B. Kummel, assisted by Mr. S. H. 
Hamilton, of the New Jersey Geological Survey. 
The work was commenced the first of September, 1903. It 
was installed for the opening of the Exposition on the 31 st 
of April, 1904. It is fully described by Dr. Kummel in the 
report. It was a credit to the Museum, Geological Survey, 
as well as to the State 
(See the report and awards received.) \ 
THE GEOLOGICAL AND CLAYS EXHIBITS. 
BY HENRY B. KUMMEL, STATE GEOLOGIST. 
At the request of the New Jersey Commissioners to the 
Louisiana Purchase Exposition, the Geological Survey pre¬ 
pared an exhibit to show the mineral resources of the State 
and the work of the Survey in developing them. Specimens, 
maps, photographs and models were used to accomplish these 
results. The underlying principles controlling the selection 
