380 Bibliography. 
changes, and the geology and topography of the surrounding country, 
by James Hall. XI. Note to the editors respecting Fossil Bones from 
Oregon, by Henry C. Perkins. 
A glance at this list will show that the present number of this Jour- 
nal is more than usually rich in subjects of important and general in- 
terest to all naturalists. It speaks alike of the thrift of the Society of 
which it is the organ, and of the zeal and ability of its members. 
11. Report on the Insects of Massachusetts, injurious to Vegetation. 
By Tuappevs Wittiam Harris, M.D. Published agreeably to an 
order of the Legislature, by the Commissioners on the Zoological and 
Botanical Survey of the State. Cambridge, 1841, 8yo.—We have not 
yet had an opportunity to examine this important work, but from our 
knowledge of the eminent qualifications of the author, we are confident 
that the book i is one of great value, alike to the intelligent agriculturist 
has earned . for ‘ait much honor, throughout the lasxned world, by 
her liberal patronage of science ; besides which she will doubtless re- 
ceive in the increased resources of her own people, an abundant. pecu- 
niary recompense. We hope to be able to speak more partioulery 
of Dr. Harris’s Report, at some future day. 
12. Publication of Rogers’s Letters on the Manufacture of Iron; by 
J. H. Avexanver, Esq., with an Appendix.—Will shortly ,be pub- 
lished, under the editorship of Mr. J. H. Atexanpver, of Baltimore, 
“ Letters on the Manufacture of Iron,” by Samuet Rogers, of Mon- 
mouthshire, South Wales. 
Of this book, a notice appeared in 1829, in the preface to the Manuel 
Complet du Maitre de Forges, by M. Landriu, of Paris, in the follow- 
ing words :— 
“ C’est dans cet état de la question,”—namely, after M. Landriu, 
having completed the list of metallurgic writers anterior to the reform- 
ation of the phlogistic theory, has farther illustrated the subject by 
ference to the systematic and learned labors of Hafrenfratz, the 
immense scientific and practical knowledge of M. Karsten, and the 
splenic Se an critical memoirs of M. Misllargee* que Samuel Roger 
étallurgiste aussi éclairé que modeste, rédigeait en Angle- 
aoe son Traité du Fer (an Elementary Treatise on Iron-making, 1819) 
dans les mémes ot il ne craignait par de manier le doli du pud- 
deur. 2 y exposait aves. clarté et simplicité les principes scientifiques 
de la Sidérurgie ; trait qu’on pouvait extraire le fer 4 l'état de pu- 
reté de toutes les . matiéres dans lesquelles il était combiné, avec tous 
les combustibles qui avaient le carbone pour principal élément; et fai- 
