322 



SCIENCE. 



[N. S. Vol. XVII. No. 426. 



perial German Ambassador; Hon. J. T. 

 Morgan, U. S. Senate; the Assistant Sec- 

 retary of State; and the Superintendent 

 of the Naval Observatory. A most en- 

 joyable evening was spent together, among 

 the good things being addresses by the 

 guests, by Professor Newcomb, and by Pro- 

 fessor Hale. 



On Wednesday afternoon the session was 

 adjourned shortly before 4 o'clock, to en- 

 able the members of the society to attend a 

 reception given them by the Superintendent 

 of the Naval Observatory and Mrs. Chester. 

 After a most pleasant social gathering for 

 an hour or more, aU present were invited 

 to spend as much of the evening as they 

 chose inspecting the observatory and its 

 instrumental equipment. 



At the final session resolutions were 

 adopted tendering the thanks of the society 

 to Captain Chester, the Superintendent of 

 the Naval Observatory, for his courteous 

 invitation to visit the observatory, and his 

 kind attentions during the meeting of the 

 society; also tendering the thanks of the 

 society to the Cosmos Club, for the use of 

 the club house and of all its facilities so 

 courteously accorded to the society and its 

 members. 



During the meeting seventeen new mem- 

 bers were elected, and the selection of a 

 time and place for the next meeting was 

 left open for future action by the council. 



The officers elected were: 

 For 1903. 



President — Simon Neweomb. 



First Vice-President — Geo. E. Hale. 



(Second Vice-President — W. W. Campbell. 



Treasurer — C. L. Doolittle. 

 For 1903-4. 



Councilors, Ormond Stone, W. S. Eicbelberger. 

 For 1903-4-5. 



Secretary — Geo. C. Comstock. 



PAPERS PRESENTED. 

 Harold Jacoby : ' Comparison of Astronomical 

 Photographic Measures made with the r^seau and 

 without it.' 



George E, Haue, Ferdinand Ellebman and 

 J. A. Paekhuest : ' The Spectra of Stars of 

 Seechi's Fourth Type.' 



W. J. Humphreys : ' On Certain Matters Con- 

 nected with Spectroscopic Methods.' 



E. B. Feost and W. S. Adams : ' Radial Veloci- 

 ties of Twenty Stars having Spectra of the Orion 

 Type.' 



E. B. Fbost and W. S. Adams: 'New Spectro- 

 scopic Binaries.' 



E. B. Frost and W. S. Adams: 'The Wave- 

 lengths of Rydberg's First Line of Hydrogen 

 (A 4686) and Others.' 



W. S. Adams : ' The Orbit of the Spectroscopic 

 Binary v Orionis.' 



E. O. LovETT : ' Periodic Solutions of the Prob- 

 lem of Four Bodies.' 



E. 0. LovETT : ' On the Integrals of the Problem 

 of n Bodies.' 



G. C. Comstock : ' The Masses in 85 Pegasi.' 



F. W. Veey : ' Form and Structure of the 

 Galaxy.' 



S. A. Mitchell: 'The New Gases, Neon, Kryp- 

 ton and Zenon in the Chromosphere.' 



G. C. Comstock : ' Preliminary Account of an 

 Investigation of the Proper Motions of Faint 

 Stars.' 



Saeah F. Whiting: 'Astronomical Laboratory 

 Work for Large Classes.' 



F. W. Veby: 'An Inquiry into the Cause of the 

 Nebulosity Around Nova Persei.' 



G. W. Hough : ' Improvement in the Mounting 

 of Fixed Meridian Instruments.' 



J. A. Paekhuest : ' Photometric and Photo- 

 graphic Observations of Faint Variable Stars.' 



S. C. Chandueb: 'The Probable Value of the 

 Aberration Constant.' 



C. L. Doolittle : ' Constant of Aberration from 

 Zenith Telescope Observations, 1901-1902.' 



E. F. Nichols and G. T. Hull: 'The Pressure 

 of Light and its Illustration in the Construction 

 of a Laboratory Comet's Tail.' 



E. E. Baenaed : ' On the Micrometrical Tri- 

 angulation of the Stars in the Great Globular 

 Clusters, M. 3, M. 5, M. 13 and M. 92.' 



E. E. Baenaed : ' Observations and Light Curves 

 of some of the Small Variable Stars found in the 

 Globular Clusters.' 



A. O. Leuschnee: 'Notes on the Short Method 

 of Determining Orbits from Three Observations.' 



A. O. Leuschnee: 'A Method of Computing 

 Orbits in Rectangular Coordinates.' 



A. O. Leuschnee: 'The Solution of the Orbit 

 Irrespective of Parallax and Aberration.' 



A. 0. Leuschnee: 'The Orbit of Comet 1902a.' 



