114 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1916. 



No. 2. A list of the birds observed in Alaska and Northeastern Siberia during 



the summer of 1914. By F. Seymour Hersey. March 31, 1916. 33 



pp. (Publ. 2408.) 

 No. 3. Explorations and field work of the Smithsonian Institution in 1915. May 



27, 1916. 119 pp. (Publ. 2407.) 

 No. 4. The Ordaz and Dortal expeditions in search of El Dorado, as described 



on sixteenth century maps. By Rudolf Schuller. April 27, 1916. 



15 pp., 2 maps. (Publ. 2411.) 

 No. 5. On the distribution of radiation over the sun's disk and new evidences of 



the solar variability. By C. G. Abbot, F. E. Fowle, and L. B. Aldrich. 



Hodgkins Fund. May 23, 1916. 24 pp., 1 pi. (Publ. 2412.) 

 No. 6. Phonetic transcription of Indian languages. In press. 

 No. 7. The Pyranometer — an instrument for measuring sky radiation. By C. G. 



Abbot and L. B. Aldrich. Hodgkins Fund. May 23, 1916. 9 pp. 



(Publ. 2417.) 

 No. 8. Three new African shrews of the genus Crocidura. By N. Hollister. 



May 23, 1916. 3 pp. (Publ. 2418.) 



SMITHSONIAN ANNUAL REPORTS. 



Repprt for 1911^,. 



The completed volume of the Amiual Eeport of the Board of 

 Regents for 1914 was received from the Public Printer in August, 

 1915. 



Annual Report of the Board of Regents of the Smithsonian Institution showing 

 operations, expenditures, and condition of the Institution for the year ending 

 June 30, 1914. xi+729 pp., 155 pis. (Publ. 2321.) 



The general appendix contained the following papers, small edi- 

 tions of which were printed in pamphlet form : 



The radiation of the sun. By C. G. Abbot. 16 pp., 4 pis. (Publ. 2322.) 

 Modern theories of the sun. By Jean Bosler. 8 pp., 2 pis. (Publ. 2323.) 

 The form and constitution of the earth. By Louis B» Stewart. 14 pp. (Publ. 



2324.) 

 Some remarks on logarithms apropos to their tercentenary. By M. d'Ocagne. 



7 pp., 2 pis. (Publ. 2325.) 

 Modern views on the constitution of the atom. By A. S. Eve. 9 pp. (Publ. 



2326.) 

 Gyrostats and gyrostatic action. By Andrew Gray. 16 pp., 10 pis. (Publ. 



2327.) 

 Stability of aeroplanes. By Orville Wright. 8 pp. (Publ. 2328.) 

 The first man-carrying aeroplane capable of sustained free flight — Langley's 



success as a pioneer in aviation. By A. F. Zahm. 6 pp., 8 pis. (Publ. 2329.) 

 Some aspects of industrial chemistry. By L. H. Baekeland. 25 pp. (Publ. 



2330.) 

 Explosives. By Edward P. O'Hern. 27 pp., 7 pis. (Publ. 2331.) 

 Climates of geologic time. By Charles Schuchert. 35 pp. (Publ. 2332.) 

 Pleochroic haloes. By J. Joly. 15 pp., 3 pis. (Publ. 2333.) 

 The geology of the bottom of the seas. By L. de Launay. 24 pp. (Publ. 



2334.) 

 Recent oceanographic researches. By Ch. Gravier. 10 pp. (Publ. 2335.) 

 The Klondike and Yukon goldfield in 1913. By H, M, Cadell. 20 pp., 6 pis.' 



(Publ. 2336.) 



