Geology and Natural History. 147 
(chapter xv) completes the list of metallurgical processes. The 
bullion products of the U. 8S. have been carefully compiled by Mr. 
Raymond, and we append from the Mining Journal the amounts 
produced for the years from 1869 to 1872 inclusive. 
1870. 
MM oo e ce. ,000,000 800,000 800,000 625, 
MONA ck is 22,500,000 25,000,000 20,000,000 19,049,098 
ee Meee Sete #4, 000,000 3,675,000 4,663,000 ‘ 
| EE ee 7,000,000 6,000,000 5,000,000 2,695,870 
seis Jee eee ,000, 9,100,000 ,050, 6,068,339 
Nevada 14,000,000 16,000,000 22,500,000 25,548,801 
Hew Mexico. .......... 500, 500,000 : 500,000 
Oregon and Washington. 3,000,000 3,000,000 2,500,000 2,000,000 
eee on ,000 100,000 100,000 
Se Sepa Ra ae ie ied fs 1,300,000 2,300,000 2,445,284 
Other sources...______- $500,000 525,000 250,000 250,000 
Total, 61,500,000 66,000,000 66,663,000 63,943,857 
The decline of over two and a half millions in 1872 is attri- 
buted to the decline in the workings of shallow placers in Califor- 
nia and the Territories; while the permanent works (quartz 
ae in 1872 and purchased by the Museum of Yale College, that 
the two might be taken for twins. The spread of the wings is 
= rer iE rf according to Meyer, 
ingt. 
8. Descriptive and Analytical " Dotea by Lr Maovut and 
Deoaisnn ; translated by Mrs. Hooxer, with additions, appendix, 
¢, by J. D, Hooxer. pp. 1066, small 4to. 1873. 
ongmans, Green & Co.—The full title of this important work is 
subjoined,t for the advantage of the many who in this country are 
* Including Wyoming. din 
t A General Pde Botany, Soetoaies ad analytical, in two parts. Part. 
1, Outlines of Organography, Anatomy, and Physiology; Part II, Descriptions: 
