REPORT OF THE SECRET AKY. 77 



I. Story of Experiments in Mechanical Flight. By Samuel Pierpont Lang- 

 ley. From the Smithsonian Report for 1S97, pages 169-181 (with PI. I). 

 Published originally in the Aeronautical Annual, 1897. 



II. The Langley Aerodrome. From the Smithsonian Report for 1900, pages 

 197-216 (with Pis. I-VI). Slightly abridged from an article published origi- 

 nally in McClure's Magazine, June, 1897. 



III. The Greatest Flying Creature. By S. P. Langley (introducing a paper 

 by F. A. Lucas). From the Smithsonian Report for 1901, pages 649-659 (with 

 Pis. I-VII). 



IV. Experiments with the Langley Aerodrome. By S. P. Langley. From the 

 Smithsonian Report for 1904, pages 113-125 (with PL I). 



1858. Contributions to the Life Histories of Fishes. By Theodore Gill. 

 Volume I. 1904-1907. Reprints from Smithsonian Miscellaneous Collections, 

 Smithsonian Annual Report, and Proceedings United States National Museum. 

 Octavo. 323 pages (pagination as in originals), with 28 plates (numbered as 

 in originals). 



The contents of this volume is as follows: 



I. A Remarkable Genus of Fishes — the Umbras. April 11, 1904. Smiths. 

 Misc. Coll., Vol. 45, No. 1453. 

 II. The Sculpin and its Habits. January 31, 1905. Smiths. Misc. Coll., Vol. 

 47, No. 1552. 



III. The Life History of the Angler. May 6, 1905. Smiths. Misc. Coll., Vol. 



47, No. 1569. 



IV. The Tarpon and Lady-fish and their Relations. May 13, 1905. Smiths. 



Misc. Coll., Vol. 48, No. 1576. 

 V. The Life History of the Sea-horse. July 6, 1905. Proc. U. S. Nat. Mus., 

 Vol. 28, No. 1408. 

 VI. The Family of Cyprinids and the Carp as its Type. September 8, 3905. 

 Smiths. Misc. Coll., Vol 48, No. 1591. 

 VII. Flying Fishes and their Habits. October 5, 1905. Rep. Smiths. Inst., 

 1904, No. 1629. 

 VIII. Parental Care among Fresh-water Fishes. January 21, 1907. Rep. 

 Smiths. Inst., 1905, No. 1688. 

 IX. Some Noteworthy Extra-European Cyprinids. February 4, 1907. Smiths. 



Misc. Coll., Vol. 48, No. 1662. 

 X. Life Histories of Toadfishes (Batrachoidids) compared with those of 

 Weevers (Trachinids) and Stargazers (Uranoscopids). May 4, 1907. 

 Smiths. Misc. Coll., Vol. 48, No. 1697. 



1859. Classified List of Smithsonian Publications Available for Distribution 

 March, 1909. Octavo. Pages 39. 



1871. Smithsonian Mathematical Tables. Hyberbolic Functions. Prepared 

 by George F. Becker and C. E. Van Orstrand. Octavo. Pages li, 321. 



The advertisement explains the purpose and scope of this publication : 



"Among the early publications of the Smithsonian Institution was a very 

 important volume of meteorological tables by Dr. Arnold Guyot. They were 

 so widely used by geographers and physicists, as well as by meteorologists, 

 that when the fourth edition was exhausted it was decided to recast the entire 

 work and publish three separate volumes — Meteorological Tables, Geographical 

 Tables, and Physical Tables — each of which have now passed through several 

 editions. 



" In the application of the data of these volumes to the study of natural phe- 

 nomena certain mathematical tables beside those included in ordinary tables 

 of logarithms are urgently needed in order to save recurrent computation on the 



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