750 PROCEEDINGS OF THE OTTAWA MEETING 



Ezequiel Ordonez, Esquela N. de Ingeneiros, City of Mexico, Mexico ; Geologist 

 del Institute Geologico de Mexico. August, 1896. 



*Amos O. Osborn, Waterville, Oneida county, N. Y. 



Henry F. Osborn, Sc. D., Columbia University, New York city; Professor of 

 Zoology, Columbia University. August, 1894. 



Charles Palache, B. S., University Museum, Cambridge, Mass. ; Instructor 

 in Mineralogy, Harvard University. August, 1897. 



*Horace B. Patton, Ph. D., Golden, Colo. ; Professor of Geology and Mineral- 

 ogy in Colorado School of Mines. 



Frederick B. Peck, Ph. D., Fasten, Pa. ; Professor of Geology and Mineralogy, 

 Lafayette College. August, 1901. 



Richard A. F. Penrose, Jr., Ph. D., 1331 Spruce St., Philadelphia, Pa. May, 

 1889. 



George H. Perkins, Ph. D., Burlington, Vt. ; State Geologist. Professor of Geol- 

 ogy, University of Vermont. June, 1902. 



Joseph H. Perry, 276 Highland St., Worcester, Mass. December, 1888. 



Louis V. Pirsson, Ph. D., New Haven, Conn. ; Professor of Physical Geology, 

 Sheffield Scientific School of Yale University. August, 1894. 



*Julius Pohlman, M. D., University of Buffalo, Buffalo, N. Y. 



John Bonsall Porter, E. M., Ph. D., Montreal, Canada ; Professor of Mining, 

 McGill University. December, 1896. 



Joseph Hyde Pratt, Ph. D., Chapel Hill, N. C. ; Mineralogist, North Carolina 

 Geological Survey. December, 1898. 



*Charles S. Prosser, M. S., Columbus, Ohio ; Professor of Geology in Ohio 

 State University. 



* Raphael Pumpelly, U. S. Geological Survey, Dublin, N. H. 



Albert Homer Purdue, B. A., Fayetteville, Ark. ; Professor of Geology, Univer- 

 sity of Arkansas. December, 1904. 



Frederick Leslie Ransome, Ph. D., Washington, D. C. ; Assistant Geologist, 

 U. S. Geological Survey. August, 1895. 



Harry Fielding Reid, Ph. D., Johns Hopkins University, Baltimore, Md. De- 

 cember, 1892. 



William North Rice, Ph. D., LL. D., Middletown, Conn. ; Professor of Geology 

 in Wesleyan University. August, 1890. 



Charles H. Richardson, Ph. D., Syracuse, N. Y. ; Assistant Professor of 

 Geology and Mineralogy, Syracuse University. December, 1899. 



Heinrich Ries, Ph. D., Cornell University, Ithaca, N. Y. ; Assistant Professor 

 in Economic Geology. December, 1893. 



Rudolph Ruedemann, Ph. D., Albany, N. Y. ; Assistant State Paleontologist. 

 December, 1905. 



*James M. Safford, M. D., LL. D., Dallas, Texas. 



Orestes H. St. John, Raton, N. Mex. May, 1889. 



*Rollin D. Salisbury, A. M., Chicago, 111. ; Professor of General and Geo- 

 graphic Geology in University of Chicago. 



Frederick W. Sardeson, Ph. D., Instructor in Paleontology, University of 

 Minnesota, Minneapolis, Minn. December, 1892. 



Frank C. Schrader, M. S., A. M., U. S. Geological Survey, Washington, D. C. 

 August, 1901. 



Charles Schuchert, New Haven, Conn. ; Curator, Geological Department. 

 Yale University. August, 1895. 



William B. Scott, Ph. D., 56 Bayard Ave., Princeton, N. J. ; Blair Professor 

 of Geology in College of New Jersey. August, 1892. 



Arthur Edmund Seaman, B. S., Houghton, Mich. ; Professor of Mineralogy 

 and Geology, Michigan College of Mines. December, 1904. 



