REPORT ON THE AUTUMN MEETING 
9. S. W. WiLLiSTON (introduced by T. C. Chamberlin) : The American land vertebrate 
fauna and its relations, 
10. A. J. Carlson (introduced by J. M. Coulter): Some new observations on the 
physiology of the stomach in man. 
11. Leonard E. Dickson: Recent progress in the theories of modular and formal 
invariants. 
12. Henry S. White (introduced by L. E. Dickson): The synthesis of triad systems 
Atint elements, in particular for ^ = 31. 
13. E. J. Wilczynski (introduced by E. H. Moore): Conjugate systems of space 
curves with equal Laplace-Darboux invariants. 
14. Edwin B. Frost: An interesting stellar system. 
15. George E. Hale: The direction of rotation of solar storms. 
16. A. A. Michelson: Behavior of metals and othet substances near the rupture 
point. 
17. C. W. Balke and George W. Sears (introduced by W. A. Noyes): The atomic 
weight of tantalum. 
18. E. W. Washburn (introduced by W. A. Noyes): Our systematic knowledge of 
the properties and behavior of solutions of non-electrolytes. 
19. T. C. Chamberlin: The fundamental segmentation of the earth. 
20. William Trelease: Phoradendron. 
21. Charles E. Allen (introduced by E. B.VanVleck): Development of the male 
germ cells of polytrichum. 
22. C. T. Knipp (introduced by W. A. Noyes): Experimental data on the stability 
of positive and negative ions. 
23. S. W. Parr (introduced by W. A. Noyes): The development of an acid-resisting 
alloy for a bomb calorimeter. 
24. W. L. Tower (introduced by J. M. Coulter) : Experimental production of a new 
ordinal character. 
25. G. A. Miller (introduced by L. E. Dickson): The ^-subgroup of a group of 
finite order. 
-26. E. E. Barnard: Explanation of certain phenomena of the tail of comet More- 
house (HI, 1908). 
27. Philip Fox (introduced by E. B. Frost): The rotation-period of the sun. 
28. J. C. Kapteyn and W. S. Adams: On the relations between the proper motions 
and the radial velocities of the stars of the spectral types F, G, K, and M. 
29. S. B. Nicholson (introduced by W. W. Campbell and A. O. Leuschner): Dis- 
covery of a ninth satellite of Jupiter. 
30. Frank R. Lillie (introduced by J. M. Coulter): The fertilizing power of sperm 
dilutions. 
31. Gilbert Ames Bliss (introduced by E. H. Moore) : A generalization of a theorem 
of Gauss concerning geodesic triangles. 
32. F. R. Moulton: An extension of the process of successive approximations for 
the solution of differential equations. 
33. Julius Stieglitz: Molecular rearrangements of triphenylmethyl derivatives. 
34. William Crocker and J. F. Groves (introduced by J. M. Coulter): Methods 
of determining the life-duration of seeds. 
35. Edwin O. Jordan (introduced by J. M. Coiilter): Variation in bacteria. 
36. Shiro Tashiro (introduced by J. M. Coulter) : On the nature of nerve impulse. 
37. Eliakim H. Moore: On the integration by successive approximations of the 
ordinary differential equation of the first order in general analysis. 
38. W. H. Wright (introduced by W. W. Campbell): On the occurrence of the 
line 4886A and the related series of lines in the spectra ot the planetary'' nebulae. 
