ACT OF SECOND PAN AMERICAN SCIENTIFIC CONGRESS. 185 



Investigation of the Pivots of the igo m. m. Meridian Circle of the Argentine 

 National Observatory at Cordoba. C. D. PERRINE, Director of 

 the National Observatory of Argentina, Cordoba. (Read by W. J. 



HUSSEY.) 



Stability of the New Repsold Meridian Circle of the Cordoba Observatory. 

 C. D. PERRINE. (Read by W. S. EICHELBERGER.) 



Some Indications of Spiral Motion in our Stellar System. C. D. PERRINE. 

 (Read by F. H. SEARES.) 



Resolutions Presented to the Second Pan American Scientific Congress. 

 SILV^STRE MATO, Chief of the Geographic-Military Service of the 

 Republic of Uruguay. (Read by SOLON I. BAILEY.) 



Resolutions of Geodetic Triangulations and Cadastral Surveys. NICOLAS 

 H. PIAGGIO. (Read by SOLON I. BAILEY.) 



Subsection B. 

 SECOND SESSION, WEDNESDAY, DECEMBER 29, 19152.30 P. M. 



CHARLES F. MARVIN, Chairman. 

 Climatic Control of Cropping Systems and Farm Operations. J. F. 



VOORHEES. 



Discussion by Messrs. FASSIG and SMITH. 



The Climate of Cuba. Rev. M. GUTIERREZ LANZA, S. J. 

 Discussion by J. C. MILLAS. 



The Pleionian Fluctuations of Climate. H. ARCTOWSKI. 



Discussion by Messrs. HUNTINGTON, CLAYTON, HOBBS, and KULL- 



MER. 



The Ferret Doctrine of Polar Calms and Its Disproof in Recent Observa- 

 tions. W. W. HOBBS. 

 Discussion by H. H. CLAYTON. 



The Meteorological Influences of Lakes. (Read by title.) 

 E. R. MILLER. 



The Position of Meteorology Among the Sciences. (Read by title.) 

 C. F. VON HERRMANN. 



