Miscellaneous Intelligence. 151 
extensive cave with many apartments. 
5. Recent Earthquake Shocks in California, (from letters of W. P. 
Braxe, dated San Francisco, and addressed to one of the editors.)—A 
slight shock of an earthquake was felt in this city by many persons on 
Morning of the 9th. And on the third of the same month, two suc- 
cessive shocks were reported at Mariposa. The last steamer that ar- 
tived from Rejou, brought the intelligence that clouds of smoke and 
ashes were constantly rising from the crater of Mount St. Helens. It 
'S said that the smoke issues in sudden puffs. 
Earthquakes are so common all along this coast, that it becomes im- 
portant to have at different points suitable instruments for recording the 
direction and intensity of the waves. 
Another earthquake was felt in this city on the 10th of April, at 10% 
"a.m. It was very generally felt throughout the city. It is also 
Stated that it was so violent at Point Lobos that glass in some of the 
Penge and sinking, as if a heavy 
of Congress. 
At the meeting of the American Association for the Advancement of 
Science, held at Cleveland during August, 1853, a resolution was sub- 
mitted providing for a special committee to prepare and present a Me- 
morial urging on Congress “ the advantages of establishing a complete, 
thoroughly organized, and liberally sustained Geographical Department 
of the ongress Library, and presenting therein such @ project or plaa 
