78 Scientific Intelligence. 
« He then shows that on the Passaic River, southwest of Patterson, 
the waters of the flooded river were spread into a lake 30 by 6 
or 8 miles in its diameters and 200 feet deep, owing to the confining 
ridges of trap on the east and south. ne of the most remark- 
markings. The largest, in North Dennisville, measured 14 feet 
in length and averaged 11 by 17 inches in its other dimensions ; 
another is 7 feet in diameter. It is suggested that they may 
have come on floating ice down the Delaware when the waters 
stood “5 feet above their present level. 
t Paterson a well has been sunk 2100 feet in the Red Sand- 
stone (Triassic), proving = that the thickness of the rock ex- 
ceeds this amount. It obtained water at 1120 and 2050 feet; and 
that at the latter depth (which ascended to within 30 feet of the 
surface) was saline, ae containing about half as much common 
salt as the water of the ocean, abe more of comer yay of potassium, 
calcium and magnesia. The total amount of solid matter per 
or 
swam of this Shek pte in 1883, re ae eos its com- 
mencement, the whole expense having been $445,000, besides the 
rinting 
The ‘Geology of the Oil Regions of Warren, Venango, Clarion 
and Butler Counties; by Joun F. Cartr, Report t LIL of the 
Geological Survey of. Pennsylvania. 482 pp., 8vo.—Mr. Carll’s 
report shows careful and judicious observation in all its chapters, 
whether treating of geology or the characteristics of the oil-pro- 
ducing regions; the condition of the oil deposits, the origin of 
an account of oil-well exploration, machinery and tools. In these 
and all its subjects, it is well illustrated by drawings and sections. 
It is a work of great practical and scientific value 
5. Annual Report of the Bureau of Statistics esd Geology of 
Indiana for 1880.—In Indiana, the duties of State Geologist were, 
geologist, is the Chief. 
It is creditable to the intelligence of that State, that their law 
requires that the head of that Bureau shall be an expert in the 
sciences of geology ray chemistry. Professor Collett has pub- 
lished two annual reports, the last of which contains about fifty 
pages on geology with plates of fossils. J. 
6. Lllustrations of the Earth’s Surface: Glaciers; by N. 
Suater, Professor of Paleontology, and Wm. M. Davis, Instrue- 
. 
a] 
