Bibliography. 299 
(1,) 
THOMAS SAY, 
The Naturalist : 
Born in Philadelphia, 
July 27, 1787; 
Died at New Harmony, 
October 10, 1834. 
(2.) 
One of the Founders 
t 
Academy of Natural Sciences 
f 
o 
Philadelphia, 
January 25, 
1812. 
FEET. ey 
Votary of Nature even ie child, 
He sought her presence in the trackless wild ; 
To him the Shell, the Insect, and the Flower, 
saw in hera spirit all divine, 
‘And vesmullipre like a pilgrim at her shrine, 
Pinas 
The Friend and Companion 
William Maclure ; 
Whose Surviving Brother 
Erected this Monument, 
A. D. 1846. 
A. M. 
VI. BrprioGRAPHY. 
1, Chemical Examination of the Urinary Calculi in the Museum of 
the Medical Department of Pennsylvania University ; by Ropert Peter, 
M. D, , Lexington, Ky., 1846.—This research,embraced elgniyons spe- 
cimens, of which seventy-eight were from the human subject; t two vita 
hogs, and one from a jackass. The State of Kentucky ap there 
nish a remarkable number of calculi, pyine prone, ft tot revalent 
use of maize and bacon as articles h of whic in 
earthy phosphates, while the waters of the ae region ihe i y 
impregnated ren salts of lime. Dr. Peter estimates one case ol ca 
culi to 16-050 of the inhabitants of Lexington, while in Ireland (pauper 
Population) it is estimated by Dr. Yelloly as 1 in 875000 per annum. 
ecimens examined by r. Peter, are two of the very 
ig | 
Tare cystic wit weighing half and ee bariers of an ounce each, 
