Sepa ere 
Review of Emmons’s Agriculture of New York. 247 
The analysis of such an alloy is so simple that I need only give 
the results, ' 
I, Tl. 
Id, - - - 54638 4591 
Silver, « 2 s 16°31 10°55 
Copper, - - . - - 29°31 43°70 
100°25 
All the analyses that we possess of native gold from New 
Granada* give no copper; which makes us at once suppose that 
the aborigines knew the art of alloying, for they could find cop- 
per in the native state in several parts of New Granada as for ex- 
aS coin, in their exchanges. 
— 
Arr. XXVII.—Review of the Fifth volume of the Agriculture of 
New York, &c., by E. Emmons.t 
‘Ignorance per se is not a crime, its heinousness depends upon — 
the use which is made of it.’-—American Journ. Sci. and Arts. 
P eee Mineralogy, and Coleccion de Memorias cientificas por Joaquin Acosta. 
a 8. p. 43-50, - - pe 
tN. Bien or New Yorn: Agriculture of New York, comprising an 
account of the classification, composition, and distribution of the Soils and Rocks and 
of the climate and agricultural’ productions of the State, together with descriptions 
of more common and injurious i ; by E. Emmons, M.D. Vol. V. Y> 
1854. The volume is devoted to the last topic, “The Insects of New York.” 
. 
