Bibliography. 383 



were not obtained. We are at a loss how to reconcile these contradic- 

 tory statements, and still more to understand how so astute a chemist as 

 Dr. Christison is believed to be, could give his sanction to any thing of 

 so extraordinary a character, unless the facts were as stated by Dr. 

 Brown. It is to be hoped so singular a subject should not be dropped 

 until the truth is ascertained. 



The other articles contained in this volume, are Prof. Forbes' fourth 

 (and last) series of researches on heat ; also, an account of some addi- 

 tional experiments in terrestrial magnetism made in different parts of 

 Europe in 1837. Rev P. Kclland on the plane and angle of polariza- 

 tion of light reflected at the surface of a crystal. Dr. W. P. Alison, 

 on certain physiological inferences which may be drawn from the study 

 of the nerves of the eyeball. Dr. T. S. Trail, on the fossil fishes of 

 the old red-sandstone of Orkney, particularly of an undescribed species, 

 Diplopterus Agassis; John Goodsir, Esq. on the mode in which mus- 

 ket balls and other foreign bodies are inclosed in the ivory of the tusks 

 of the elephant, (with a plate.) Rev. P. Kelland, on the theory of 

 waves. Dr. T. S. Trail, examination and analysis of berg-meal or 

 mineral flour, from West Bothnia, confines of Swedish Lapland. A. 

 Connell, Esq., further researches on the voltaic decomposition of aque- 

 ous and alcoholic solutions. Dr. Samuel M. Brown, on the preparation 

 of paracyanogen in large quantities, and on the isomerism of cyano- 

 gen and paracyanogen. John Stark, on the supposed progress of hu- 

 man society from savage to civilized life, as connected with the domes- 

 tication of animals and the cultivation of Cerealia. Johannc Miche- 

 lotti de Solariis in Supracretacis Italioe Stratis repertis, (Tab. II.) 

 Prof. Forbes on the theory and construction of a seismometer, or instru- 

 ment for measuring earthquake shocks and other concussions, (plate 3). 

 Dr. Samuel M. Brown, experimental researches on the production of 

 silicon from paracyanogen. John Goodsir, on the anatomy of Am- 

 phioxus lanceolatus. 



14. First Annual Report on the Geology of the state of New Hamp- 

 shire ; hy Dr. Charles T. Jackson, state geologist. 8vo. pamphlet, 

 164 pp. Concord, N. H. 1841. — The labors of Dr. Jackson in Maine 

 and Rhode Island have, we trust, been familiar to our readers, by our 

 notices in former numbers of this Journal, and we now congratulate 

 him and the state under whose authority the present report is made, 

 upon his appearance in a new field of labor. As it is understood that 

 this report is only prefatory to a more full and elaborate one to be 

 published on the completion of the commission, we shall not attempt 

 its analysis, but content ourselves with mentioning one or two of the 

 most interesting results. Dr. Jackson took especial pains to ascertain, 



