LIBRARY CATALOGUE SLIPS. 
[Mount each slip upon a separate card, placing the subject at the top of the 
second slip. The name of the series should not be repeated on the series 
card, but the additional numbers should be added, as received, to the first 
entry.] 
Hobbs, William Herbert, 1864 — 
. . . The configuration of the rock floor of Greater 
J New York, by William Herbert Hobbs. Washington, 
* Gov't print, off., 1905. 
96, v p. V pi. (inch 3 maps) diagrs. 23J cm . (U. S. Geological survey. 
Bulletin no. 270. ) 
Subject series: B, Descriptive geology, 73. 
Bibliography: p. 12-20. 
1. Geology — New York (City). 
Hobbs, William Herbert, 1864 — 
. . . The configuration of the rock floor of Greater 
g New York, by William Herbert Hobbs. Washington, 
¥ Gov't print, off., 1905. 
96, v p. V pi. (inch 3 maps) diagrs. 23J cm . (U. S. Geological survey. 
Bulletin no. 270. ) 
Subject series: B, Descriptive geology, 73. 
Bibliography: p. 12-20. 
1. Geology — New York (City). 
U. S. Geological survey. 
i Bulletins. 
u 
* no. 270. Hobbs, W. H. The configuration of the rock 
floor of Greater New York. 1905. 
U. S. Dept. of the Interior. 
t 
a 
g see also 
U. S. Geological survey. 
