CONTENTS. 



Page. 



Inception and history 7 



Operations of the year 13 



Death of Assistant Secretary in charge of IMuseum 13 



War activities 13 



Finances 14 



Buildings and equipment 15 



Collections 18 



War collections 19 



Other collections 20 



National Gallery of Art (W. PI. Holmes, Curator) 23 



Freer collections 26 



Visitors 27 



Publications 28 



Library 30 



Meetings and congresses 31 



Organization, and changes in staff 35 



Necrology 38 



Immediate needs of the Museum 51 



Detailed reports on the collections 53 



Department of Anthropology, by W. H. Holmes, Head Curator 53 



Department of Biology, by Leonhard Stejneger, Head Curator 71 



Department of Geology, by George P. Merrill, Head Curator 97 



Department of Arts and Industries, William deC. Ravenel, Director — 113 



Textiles, Woods, Medicines, and Foods, by F. L. Lewton 113 



Mineral Technology, by Chester G. Gilbert 123 



The Museum staff 127 



Accessions 129 



Publications Issued by Museum 175 



Publications pertaining to Museum collections 181 



ILLUSTRATIONS. 



1. South front of Natural History Building Facing title. 



2. North front of Arts and Industries Building 



3. Mounted skeleton of Dimetrodon gigas Cope 



4. Ground floor of Natural History Building 



5. First floor of Natural History Building 



6. Second floor of Natural History Building 



7. Floor and gallery of Arts and Industries Building.^. 



