INDEX. 803 



Page. 



Rhees, William J., chief clerk of the Institution ix 



list of Smithsonian publications 15 



Ridgway , Robert, paper on humming birds ■ 30 



Rio Salado, ruins on, report on, by Victor Mindeleff 53 



Rock Creek, archaeological examination of _ 47 



selected for Zoiilogical Park ._ 37 



Rockhill, W. W., explorations in Thibet 13 



Rockvvood, C. G., jr., report on progress in vulcanology and seismology in 



1886 79,81 



Romanes, George J., Weismann's theory of heredity 433 



Rocky Mountain sheep in Zoological Park 64 



Rooms for scientific work, assignment of 21 



Royal Academy of Budapest presented publications 78 



Society of London, books presented by 78 



Ruins modelled by Cosmos Mindeleff . 53,54 



report on, by Victor Mindeleff 53 



Ruiz, Consul-General D. L., acknowledgments due 61 



Rush, Dr. W. H., U. S. Navy, acknowledgments due for specimens 14 



offered to make collections 33 



Russia, exchange transmissions to 59, 63 



history of geodetic operations in, by Col. B. Witkowski and Prof. 



J. Howard Gore 305 



hydrographic publications presented by Government of 78 



Salaries paid by exchange bureau _. 57 



Sales of publications, receipts from xviii 



San Salvador, consul-general for, acknowledgments due 61 



exchange transmissions to 59 



Saturday lectures in Museum lecture hall 31 



Savannah River, Georgia, mound on the, explored 47 



Saxony, exchange transmissions to 59 



Sayce, Prof. A. H., the primitive home of the Aryans 475 



Schliemann, Dr. Henry, requested representation at international con- 

 ference at ancient Troy. 25 



Schumacher, A., & Co., acknowledgments due : ._ 61 



Scientific work, assignment of rooms for 21 



Sciufus caroUnensis in Zoological Park 64 



htidsonius in Zoological Park _. 64 



Sduropterus volucella in Zoological Park -..- ._ 64 



Screw threads, standards to bo adopted 13 



Secretary communicated to National Academy investigations upon the 



cheapest form of light 11 



Secretary's letter submitting annual report iii 



Secretary of Smithsonian Institution a member of committee on resolutions 



relative to the late S. S. Cox 43 



report for 1889 82 



Secretary's report, appendix to.. 47 



on Bureau of Ethnology 42 



international exchanges 16 



library.. 19 



National Museum 26 



National Zoiilogioal Park 34 



Secretary of Interior, courtesy of 29 



Seely, F. A., grant for purchase of archaeological objects 21 



