REPORT OF THE SECRETARY. 81 



1971. Present Problems in Plant Ecology: Problems of Local Distribution in 

 Arid Regions. By Volney M. Spalding. Pages 453-463. 



1972. The Instinct of Self-concealment and the Choice of Colors in the 

 Crustacea. By Romuald Minkiewicz. Pages 465-485. 



1973. The Origin and Development of the Parasitical Habits in the Cuculidse. 

 By C. L. Barrett. Pages 487-492, with 2 plates. 



1974. Some Remarks on the Protective Resemblance of South African Birds. 

 By Alwin Haagner. Pages 493-504, with 2 plates. 



1975. An inquiry into the History of the Current English Names of North 

 American Land Birds. By Spencer Trotter. Pages 505-519. 



1976. Condition of Wild Life in Alaska. By Madison Grant. Pages 521-529, 

 with 1 plate. 



3977. Recent Discoveries Bearing on the Antiquity of Man in Europe. By 

 George Grant MacCurdy. Pages 531-583, with 18 plates. 



3978. European Population of the United States. By W. Z. Ripley. Pages 

 585-606. 



1979. The Republic of Panama and its People. By Eleanor Yorke Bell. Pages 

 607-637, with 14 plates. 



1980. Ceramic Decoration: Its Evolution and Applications. By Louis Fran- 

 chet. Pages 639-650. 



3981. Some Notes on Roman Architecture. By F. T. Baggallay. Pages 



651-667, with 4 plates. 

 1982. The Relation of Science to Human Life. By Adam Sedgwick. Pages 



669-682. 

 19S3. Intellectual Work among the Blind. By Pierre Villey. Pages 683-702. 



1984. The Relation of Mosquitoes, Flies, Ticks, Fleas, and other Arthropods 

 to Pathology. By G. Marotel. Pages 703-722. 



1985. Natural Resistance to Infectious Disease and its Reinforcement. By 

 Simon Flexner. Pages 723-738. 



The report of the executive committee and Proceedings of the Board of 

 Regents of the Institution, as well as the report of the Secretary, for the 

 fiscal year ending June 30, 1910, both forming part of the annual report of the 

 Board of Regents to Congress, were published in pamphlet form in December, 

 3910, as follows: 



2001. Report of the Executive Committee and Proceedings of the Board of 

 Regents for the year ending June 30, 1910. Pages 21, with 1 plate. 



2002. Report of the Secretary of the Smithsonian Institution for the year end- 

 ing June 30, 1910. Pages 89. 



The general appendix to the Smithsonian Report for 1910 was in type, but 



actual presswork could not be completed before the close of the fiscal year. 



In the general appendix are the following papers : 



Melville Weston Fuller, 1833-1910, by Charles D. Walcott. 



Ornamentation of Rugs and Carpets, by Alan S. Cole. 



Recent Progress in Aviation, by Octave Chanute. 



Progress in Reclamation of Arid Lauds in the Western United States, by F. H. 

 Newell. 



Electric Power from the Mississippi River, by Chester M. Clark. 



Safety Provisions in the United States Steel Corporation, by David S. Beyer. 



The isolation of an Ion, a Precision Measurement of its Charge, and the Cor- 

 rection of Stokes's Law, by R. A. Millikan. 



The Telegraphy of Photographs, Wireless and by Wire, by'T. Thorne Baker. 



Modern Ideas on the Constitution of Matter, by Jean Becquerel. 



Some Modern Developments in Methods of Testing Explosives, by Charles E. 

 Munroe. 



