Miscellaneous Intelligence. 309 
an tne me ae: ye about 194 feet below the surface or 44 feet below 
tide water. The no moisture or brine in the deposit, the salt being 
compact, hard aid pette dry. Our intelligent correspondent is not 
a geologist, nor does he send us any fossils with the salt. But the 
deposit is undoubtedly of Tertiary age. 
Note on the Rule of Priority —In reading the reclamation of Mr. 
Crookes, reproduced in the March No. of this Journal (pp. 277-279), it 
seems that some confusion prevails, through whic a rule of neta) 
server in his beh We venture to say that the _ above-ci 
no existence, and from the nature of the case coul ought to have 
none. The fact of a discovery is to be established by evidence, and no 
sort of ae by which it may be established can be excluded. Abun- 
dant illustrations of this may be adduced from the history of almost 
every science. The rule which has been here misapprehended is one 
which fixes nomenclature. Naturalists have established, and physicists, 
’ 
Crookes, by priority of ae The date of the discovery of the 
metal, to which this name is given, is to be authenticated by whatever 
testimony can be Sadie, —is a question of fact and not a a of 
nomenclatnre 
[The pre ceding ‘ Note’ was age os after the issue Sof the 
March number of this Journal. As i clearly a well established 
though often — principle in viet ie science, we now put it 
On record for future reference. In the June number of the Phil. Mag., 
Mr. Crookes’s discovery disappears, if any before existed. It is not ve 
site to discuss whether the printing of labels: and the — of — 
Personal-—Dr, Woxcort Grsss, he iaeatasts Editors of 
bridge at once, a already removed from New York, where he has 
so long and ably discharged a duties of the chair of Chemistry and 
Physics in the New York Free Academy. 
