Geology and Mineralogy. 61 
But in February, 
1876, it again passed into the hands of able geologists through 
the substitution of Prof. T. C. Chamberlain, of Beloit College, 
and under this arrangement, the new volume, above announced, 
to order. Dr, Lapham was displaced, unreasonably, in 1875, 
Dr. O. W. White. 
ney being vol. I) contains Dr. ham’s annual reports for 1873, 
1874, and Dr. White’s for 1875 as introductory to the reports of 
IL On the Geology of Western Wisconsin, by Prof. Roland D. 
ages. 
Ill. On the Geology and Topography of the lead region, by 
es 
ese R 
with ability and care, and with a full appreciation of what both 
science and the econ 
8 
are the subjects of valuable ee and then the distribution 
and characteristics of the severa 
are stated ; ts 
“Stand” Rock, of Potsdam Sandstone, which is almost as remark- 
able as anything of the kind in Rocky Mountain scenery. The 
post 
usual interest. The third report, on the lead region, is, as its 
author states, much briefer than the subject demands. It serves 
