284 Scientific Intelligence. 
erate, which if lithological laws are of any value, must some day prove 
to be very near his Anvil Rock. He must not forget that even in the 
h 
of the Peach Mountain, the representatives of the super-anvil-rock co: 
of western Kentucky, and of the Green and Washington County coals of 
southwestern Pennsylvania. 
In a letter just received (Aug. 20th) Mr. Lesquereux informs me that 
when last in Pottsville, Mr. Schaffer and other gentlemen, coal proprietors, 
assured him that the Salem, Gate, and Tunnel veins, which in the face of 
every opposition he had always identified, were now found to be in fact 
will not invalidate the series made out from the northern and undisturbed 
nk of the basin, along the Mine Hill. It will leave, in fact, the 
as deep as any in the United States. 
My friend thinks and says, with the enthusiastic confidence of a master 
in paleontology, which he is,—in fact our great master in the botan 
e coal,—that we structuralists can do nothing to help the great que 
tions of East and West to a solution; that “it is only by paleontology 
that the equivalency of the coal strata has been and can be established ® 
nd finer 
one. But let every tub stand upon its own bottom. Pateonicg 
are some of them yet to be modified by structural examinations ; a3 1? 
they were reached through structural observations. The patient tracing of ee 
outcrops from ravine to ravine, and from county to county; the pa 
y of | 
ee See ae 
