CONTENTS OF VOLUME XXVIII. 
NUMBER LXXKXII. 
Art. I, On a new Sounding Apparatus for Deep-sea Sounding ; 
by Prof. W. P. Trowsrince.—With a Plate, - - 
II. Notice of New Localities, and interesting varieties of Mine- 
rals, in the Lake Superior region; supplementary to the 
chapter on this subject, in Part II. of the ape of Foster 
and Whitney; by J.D. Wuirney, - . ¥ 
III. On some questions concerning the Coal Forthations of North 
America; by L. Lesquerevx, 
IV. Some Remarks upon the use of the Wile as scaly 
improved, in the investigation of the minute sepa of 
Living Bodies; by H. James Ciarx, . 
V. On Brewsterite; by J. W. Matuzt, - - - 
VI. On the importance of more frequent and more accurate 
Deep-sea Soundings in connection with the successful estab- 
lishment of a Submarine it = across the Atlantic ; 
by Prof. W. P. Trowsripce, - 
VII. Abstract of a paper on the Ophinrns a tribe of Starfishes ; ; 
by Dr. Cur. F. Lirxen, * : 
VIII. On a Visit to the Recent Eraptien 2 Mace Loa, Hawaii ; 
by Prof. Ropert C. Haskett, 
IX. On some points of Agricultural Scene 7s Prof. ok 
W. Jounson, - - - 
X. On Fossil Plants collected by Dr. ea Se at pees 
Island and at Bellingham Bay, Washington i 2 
a letter from L. Lesquereux to J.D. Dana, - 2 
XI. Geographical Notices. No. VII], - - 
XII. Alexander von Humboldt—Eulogy by Prof. ae holies 
the American Academy of Arts and Sciences, - ‘ 
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