Geology and Mineralogy. 391 
Some places. The drawing shows both the horizontal extent of 
the bed as it now lies and the space it would take up if flattened 
out. The same sheet has tables of figures to show the extent of 
the different workable coal beds in the basin. 
Every Pennsylvanian and American, directly or indirectly in- 
terested in the anthracite lands or mines, or in the price of anthra- 
cite, or iron, or other articles for which anthracite is largely con- 
4. Bulletin of the U. S. Geological Survey. No. 1.—This 
first number of the Bulletin of the United States Geological Sur- 
itic ro 
abstract in this Journal, xxv, 139), with a geological sketch of 
Buffalo Peaks, by S. F. Emmons, Geologist-in-charge of the Rocky 
ivision. 
5. Paleontology of the Geological Survey of New York. 
Vol. v, Part L  Lamellibranchiata, by James Hat.—This 
of the plates. No descriptions are given excepting brief charac- 
ters of the new genera proposed, These plates were lithographed 
Several years since, and 3,000 impressions, the usua Ww 
Struck off by order of the State. The text has been ready for 
publication, ut for more than three years no printing € 
one on the Paleontology, the needed appropriation b the legis- 
lature not being made. Descriptions of the species wi probably 
