20 Bringier on the Region of the Mississippi, &c. 
The following circumstance will show what. influence 
1h have on the alluvial soils of such rivers as this. 
Earthquakes and Eruptions. | 
On the sixth day of January, 1812, during the earth- 
which destroyed New-Madrid, and which were 
felt two hundred miles around, I happened to be passing in 
its neighbourhood, where the principal shock took place. 
The violence of the earthquake having disturbed the earthy 
strata. impending over the subterraneous cavities, existin ng 
- probably in an extensive bed of wood, highly carbonized, 
occasioned the whole superior mass to settle. This, press- 
T have seen the oil stone for hones and tools, mentioned bi r. B, as 
found on the Ouichita—it is no donbt better than those brought from Tur- 
k 
Seca in New-Orean ans, and is now, as you 
it was fou a Se often heard of 
2 e 
ook I have no _— eitiag the granite or primitive mountains, on the A 
kansas, and neighbo: 
tion, havin, re lode mories the des yonk of the river, on all the parts where the 
ht may pass in many places, but in none withon tdi 
culty nin anger. “ie timber rived and falls with the wat. 
ally. ite arenes lies ail directions, having ieee interstices open, and oa 
na ae ee the wi oie of the in Atis 
about twenty miles pper to the lower extremity of the aft t 
ee of this as ora _ timber,” pp. 52. . — 
r Mr. Da sgt girs od Mr. 
Be i book was ‘paola in gs ot and to Bringier’s visit to the 
Achafalaya was in 1812. Whether the rafts had actually diminished since 
this period, or in-what way we are to recor ncile the accounts, we cannot at 
present discern; even Mr. By? $ account is however ee won- 
derful.— Editor. 
* Pa eS nae asserted that eart proceed from care 
sedbgeakes 
causes, but a this may be oftent th th 
must have ee poe cet oe — 
ideas as to the origin of then se caraorian ary phenomena. It 
that they in d a 
de caine bebe Paige ay anal Ae Sse ed celts: eed Sag te eae RE eaten ae a ee 
