74 W. P. Blake on the Gold Region of California and Oregon. 
¢ for convenience of description and reference that 
the whole gold region should be known by a suitable name, and 
that it should be separated into convenient geographical divis- 
ions.* Our knowledge, however, of the region north of the Cal 
ifornia line (or north of the U pqua) is yet so limited that it is” 
useless to propose any division beyond thé ger eral one of Oregé 
Mines and Washington Mines, which will naturally-be ado 
as explorations extend over those Territories. 
In California the gold district extends 
cases includes the following Counties: KI 
boldt, Siskyon, Shasta, Bute, Sierra, Yuba, Nevada 
rado, Sacramento, Calaveras, Tuolumne 
ner of the State were discovered. In 1854 
ern and Middle mines was published in S 
* It is desirable that a name for the gold field 
be given to the great mountain chain of which the Sierra Nevada f 
