N. H. Winchell on the Hamilton in Ohio. 395 
direction to the method of studying this question. 
Solid protochloride of iron in Meteorites.—In 1852 I detected 
School of Mines at Paris, With these remarks I conclude all 
that I have to say in this chapter on the chemical study of this 
interesting class of bodies, which link the earth to distant cos- 
mical bodies. 
Art. XXXV[IL—On the Hamilton in Ohio; by N. EL 
WINCHELL. 
THE following summary is taken from a report on Paulding 
County, in northwestern Ohio, written for the Geological Survey 
of that State. In the progress of the survey of aware 
Placed an opinion beyond the limit of doubt. Hamilton fossils 
are found in it in various r ape 
Posures in Marion and Seneca, and at Bellevue in Sandus y 
County. Butin Paulding County the closest attention was — 
to the solution of the question, “Do Hamilton fossils exten 
through the whole of the blue limestone ?” a question pro- 
