28 REPORT OF THE SECRETARY. 



Four volumes of this series have been gathered and published during 

 the year, some of the constituent papers of which (it is to be understood) 

 had been previously issued separately. 



Volume XXIV contains but one article, and comprises in all 1,081 

 pages. The article is entitled " Synopsis of the Fishes of Xorth Amer- 

 ica." By David S. Jordan and Charles H. Gilbert. 1882. 8vo. 1074 pp.. 



Volume XXV contains five articles, comprising in all 786 pages. 

 Article 1, "Bulletin of the Philosophical Society of Washington," Vol. 

 IV, October 9, 1880, to June 11, 1881. 8vo. 1883. 189 pp. Article 2, 

 "Bulletin of the Philosophical Society of Washington," Vol. V, Octo- 

 ber 8, 1881, to December 16, 1882. Svo. 1883. 189 pp. Article 3, 

 "Transactions of the Anthropological Society of Washington," Vol. I, 

 February 10, 1879, to January 17, 1882. Svo. 1882. 142 pp. Article 4, 

 "Abstract of Transactions of the Anthropological Society of Washing- 

 ton," from March 4, 1879, to January 18, 1881. 8*vo. 1883. 150 pp. 

 Article 5, "Proceedings of the Biological Society of Washington (with 

 the addresses read on the occasion of the Darwin Memorial Meeting, 

 May 12, 1882)," Vol. I, November 19, 1880, to May 26, 1882. Svo. 1883. 

 110 pp. 



Volume XXVI contains four articles, comprising in all 867 pages, 

 with 70 illustrations. Article 1, " The Toner Lecture, No. VII, Sug- 

 gestions for the Sanitary Drainage of Washington City." By George E. 

 Waring, jr. Svo. June, 1880. 26 pp. Article 2, "List of Foreign 

 Correspondents of the Smithsonian Institution, corrected to January, 

 1882." Svo. April, 1882. 174 pp. Article 3, "Additions and Correc- 

 tions to the List of Foreign Correspondents, to January, 1883." Svo. 

 1883. 56 pp. Article 4, "Classification of the Coleoptera of North 

 America." By John L. Le Conte and George H. Horn. 8vo. 1883. 

 605 pp. 



Volume XXVII contains four articles, comprising in all 815 pages. 

 Article 1, " The Constants of Nature, Part IV, Atomic Weight Deter- 

 minations ; a Digest of the Investigations published since 1814." By 

 George F. Becker. Svo. 1880. 152 pp. Article 2, " The Constants of 

 Nature, Part V, a Eecalculation of the Atomic Weights." By Frank 

 Wiggles worth Clarke. Svo. 1882. 293 pp. Article 3, "Catalogue of 

 Publications of the Smithsonian Institution (1846-1882), with an Alpha- 

 betical Index of Articles in the Smithsonian Contributions to Knowl- 

 edge, Miscellaneous Collections, Annual Reports, Bulletins and Proceed- 

 ings of the U. S. National Museum, and Report of the Bureau of Eth- 

 nology." By William J. Rhees. Svo. 1882. 342 pp. 



The separate papers under this class published during the year are 

 the following: 



No. 479. The Report of the Secretary of the Smithsonian Institution, 

 for the year 1881, to the Board of Regents of the Institution. This was 

 not actually published till 1883. It is an octavo pamphlet of 53 pp. 



No. 480. "Classified List of Publications of the Smithsonian Institu- 

 tion." Svo. 24 pp. 



