CONTENTS OF VOL. II, PART 2. 



Page 



List of Additions to the Library,... v 



Art. VL — On the Direction and Force of the Wind, with 

 THE Fall of Rain and Snow at Wallingford, Con- 

 necticut, FROM Observations made by Benjamin F. 

 Harrison, M.D,, and reduced by Francis E. Loomis, 

 Ph.D., 209 



Art. VII. — Design for a Bridge across the East River, 

 New York, at Blackwell's Island. By William P. 

 Trowbridge, — 263 



Art. VIII. — On the Mean Direction and Force of the 

 Wind at New Haven, Conn.; from an extended se- 

 ries or Observations reduced by Francis E. Loomis, 

 Ph.D., . 269 



Art. IX. — Notes on the Geology of the Island op Yesso, 

 Japan, from Observations made in 1862. By W. P. 

 Blake, 293 



Art. X, — Comparison of the Muscles of the Chelonian 



AND Human ShoulSer-girdles. By Henry S. Williams, 301 



Art. XI. — Graphical Methods in the Thermodynamics of 



Fluids. By J. Willard Gibbs, 309 



Art. XII. — List of Marine Alg^ Collected near East- 

 port, Maine, in August and September, 1873, in con- 

 nection WITH THE WORK OF THE U. S. FiSH COMMISSION 



UNDER Prof. S. F, Baird. By Daniel C. Eaton, 343 



Art. XHL — The Early Stages of the American Lobster 



{Homarus Americanus Edwards). By Sidney L Smith, 351 



Art. XIV. — A Method of Geometrical Representation 

 OF the Thermodynamic Properties of Substances by 

 MEANS OF Surfaces. By J. Willard Gibbs, 382 



