EEPOET OF THE SECRET ARY. 113 



June 30, 1897. Report of the U. S. National Museum, Part I, Washington: Govern- 

 ment Printing Office, 1899. 8°. XXVII + 1021 pages, wdth 150 plates. 



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

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

 June 30, 1898. Washington: Government Printing Office. 1899. 8°. LV + 713 pages, 

 with 13 plates and 3 maps. 



Annual Report of the Board of Regents of the Smithsonian Institution, sliowing 

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

 June 30, 1898. Report of the U. S. National Museum. Washington: Government 

 Printing Office. 1900. XVIII + 1294 pages, with 36 plates. 



IV. SEPARATES FROM THE SMITHSONIAN REPORTS. 



1172. The Latimer Collection of Antiquities from Porto Rico in the National 

 Museum and The Guesde Collection of Antiquities in Pointe-a-Pitre, Guadeloupe, 

 West Indies. By Otis T. Mason. (From the Smithsonian Reports of 1876 and 1884. ) 

 Washington. 1899. 8°. pp. IV, 372-939, 731-837. 



1178. Report of S. P. Langley, Secretary of the Smithsonian Institution, for the 

 year ending June 30, 1899. Washington : Government Printing Office. 1899. 8°. 

 Ill + 81 pages, with 5 plates and a colored map. 



1181. Journal of Proceedings of the Board of Regents of the Smithsonian Institu- 

 tion, Report of Executive Committee, Acts and Resolutions of Congress. (From the 

 Smithsonian Report for 1898, pp. XI-LV. ) Octavo pamphlet. 



1182. Recent Progress accomplished by Aid of Photography in the Study of the 

 Lunar Surface, by MM. Loewy and Puiseux. (From the Smithsonian Report for 

 1898, pages 105-121, with 3 plates.) Octavo pamphlet. 



1183. The Function of Large Telescopes, by George E. Hale. (From the Smith- 

 sonian Report for 1898, pages 123-137.) Octavo pamphlet. 



1184. The Le Sage Theory of Gravitation, by M. Le Sage, with introduction by 

 S. P. Langley. (From the Smithsonian Report for 1898, pages 139-160. ) Octavo 

 pamphlet. 



1185. The Extreme Infra-Red Radiations, by C. E. Guillaume. (From the 

 Smithsonian Report for 1898, pages 161-165. ) Octavo pamphlet. 



1186. The Chemistry of the Stars, by Sir Norman Lockyer. (From the Smith- 

 sonian Report for 1898, pages 167-178.) Octavo pamphlet. 



1187. The Perception of Light and Color, by Georges Lechalas. (From the 

 Smithsonian Report for 1898, pages 179-196.) Octavo pamphlet. 



1188. Some Curiosities of Vision, by Shelford Bid well. (From the Smithsonian 

 Report for 1898, pages 197-207. ) Octavo pamphlet. 



1189. Progress in Color Photography, by G. H. Niewenglowski. (From the 

 Smithsonian Report for 1898, pages 209-215. ) Octavo pamphlet. 



1190. The Development of Electrical Science, by Thomas Gray. (From the 

 Smithsonian Rejwrt for 1898, pages 217-234.) Octavo pamphlet. 



1191. Telegraphy Across Space, by Silvanus P. Thompson. (From the Smith- 

 sonian Report for 1898, pages 235-247. ) Octavo pamphlet. 



1192. Signaling Through Space without Wires, by W. H. Preece. (From the 

 Smithsonian Report for 1898, pages 249-257. ) Octavo pamphlet. 



1193. Note on the Liquefaction of Hydrogen and Helium, by Professor James 

 Dewar. (From the Smithsonian Report for 1898, pages 259-266. ) Octavo pamphlet. 



1194. The Recently Discovered Gases and their Relation to the Periodic Law, by 

 William Ramsay. (From the Smithsonian Report for 1898, pages 267-276. ) Octavo 

 pamphlet. 



1195. The Kinetic Theory of Gases and Some of its Consequences, by William 

 Ramsay. (From the Smithsonian Report for 1898, pages 277-287.) Octavo 

 pamphlet. 



SM 1900 8 



