CONTENTS. 



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ARTICLE I. (254.) Synopsis of American Wasps — Solitary 

 Wasps. By Henri De Sadssure. 1875. Pp.430. 



ARTICLE II. (2S3.) Catalogue op the Fishes of the East 

 Coast of North America. By Theodore Gill, 

 M.D.,Ph.D. 1873. Pp. 56. 



ARTICLE III. (2S8.) The Constants of Nature — Specific 

 Gravities, Boiling Points, and Melting Points. 

 First Supplement to Part I. Compiled by 

 Frank Wigglesworth Clarke, S.B. 1876. Pp. 

 62. 



ARTICLE IV. (276.) The Constants of Nature. Part II. A 

 Table of Specific Heats for Liquids. Compiled 

 by Frank Wigglesworth Clarke, S.B. 1876. 

 Pp. 58. 



ARTICLE V. (2S9.) The Constants of Nature. Part III. 

 Tables of Expansion by Heat for Solids and 

 Liquids. Compiled by Frank Wigglesworth 

 Clarke, S.B. 1S7G. Pp. 58. 



ARTICLE VI. (216.) Photographic Portraits of North American 

 Indians in the Gallery of the Smithsonian 

 Institution. 1867. Pp. 42. 



ARTICLE VII. (391.) List of Publications of the Smithsonian 



Institution, July, 1S77. 1877. Pp. 72. 



ARTICLE VIII. (311.) Index Catalogue of Books and Memoirs 

 relating to Nebulje and Clusters, etc. By 

 Edward S. Holden. 1S77. Pp.126. 



