REPORT OF THE SECRETARY 87 



The acclimatization of the white race in the Tropics, by Robert De C. Ward. 

 The eighth wonder: The Holland Vehicular Tunnel, by Carl C. Gray and H. F. 

 Hageu. 



Jesse Walter Fewkes, by John R. Swantnu and F, H. H. Roberts, jr. 

 George Perkins Merrill, by Charles Schuchert. 



Report for 1931. — The report of the executive committee and pro- 

 ceedings of the Board of Hegents of the Institution and the report 

 of the Secretary, both forming parts of the annual report of the 

 Board of Regents to Congress, were issued in December, 1931. 



Report of the executive committee and proceedings of the Board of Regents 

 of the Smithsonian Institution for the year ending June 30, 1931. 12 pp. 

 (Publ. 3129.) 



Report of the Secretary of the Smithsonian Institution for the year ending 

 June 30, 1931. 159 pp., 2 pis., 9 text figs. (Publ. 3128.) 



The Report volume, containing the general appendix, was in press 

 at the close of tlie year. 



ASTROPHTSICAL OBSERVATORY PUBLICATIONS 



Annals of the Astrophysical Observatory, Vol. V, by C. G. Abbot, L. B. Aldrich, 

 and F. E. Fowle. 295 pp., 9 pis., 33 text figs. (Publ. 3121.) April 20, 1932. 



FREER GALLERY OF ART PUBLICATIONS 

 The Freer Gallery of Art. 5 pp. (Fourth printing.) August 6, 1932. 



SPECIAL PUBLICATIONS 



Explorations and field work of the Smithsonian Institution in 1931. 190 pp., 

 182 figs. (Publ. 3131.) April 21, 1932. 



Handbook of the National Aircraft Collection exhibited in the United States 

 National Museum under the direction of the Smithsonian Institution, by Paul 

 Edward Garber. Fourth edition. 32 pp., 38 illustrations. (Publ. 3139.) April 

 5, 1932. 



Smithsonian Mathematical Tables — Hyperbolic Functions. Prepared by 

 George F. Becker and C. E. Van Orstrand. Fourth reprint. 321pp. (Publ. 1871.) 

 October 23, 1931. 



PUBLICATIONS OF THE UNITED STATES NAITONAL MUSEUM 



The editorial work of the National Museum has continued during 

 the year under the immediate direction of the editor, Paul H. Oehser. 

 There were issued 1 annual report, 2 volumes of proceedings, 5 com- 

 plete bulletins, 3 parts of bulletins, 1 paper in the series Contribu- 

 tions from the National Herbarium, and 63 separates from the 

 proceedings. 



The issues of the bulletin were as follows : 



Bulletin 100, vol. 2. Papers on collections gathered by the Albatross Philippine 

 expedition, 1907-1910. 



