University of California; Mrs. M. C. Morris, Hiram, Ohio; Dr. G. 

 R. Northup, St. Louis; Professor James R. Rees, Anderson College; 

 Robert Reich, De Paul University; Werner Reissteck, Ft. Wayne, 

 Indiana; Dr. Claude M. Rogers, Wayne State University; J. M. 

 Rominger and Kenneth Rus, University of Illinois (Urbana); Dr. 

 Richard Evans Schultes, Charles Schweinfurth, and Mrs. Claude 

 Webber, Harvard University; Dr. Richard A. Scott, Denver; the 

 Reverend Urban J. Siegrist, Saint Joseph College; Dr. Rolf Singer, 

 Fundacion Miguel Lillo (Tucuman, Argentina); Tom Soderstrom, 

 Yale University; David Tesher (Consulate General of Israel), 

 Chicago; Dr. Alfred Traverse, Houston; Dr. Rolla Tryon, Gray 

 Herbarium; Dr. Nestor Uscategui, Bogata, Colombia; Robert 

 VanTress, Garfield Park Conservatory, Chicago; Jean-Pierre 

 Wacquent, University de Paris a la Sorbonne; Eric Wahlisch, 

 Bremen, Germany; Eric Walther, California Academy of Sciences; 

 Mrs. I. B. Wasson, Morton Arboretum; Dr. R. L. Wilbur, Duke 

 University; and Archie F. Wilson, Summit, New Jersey. 



Visiting geologists included Dr. Robert S. Bader, John S. Hall, 

 and Dr. Joe A. Tihen, University of Illinois (Urbana); Dr. Noemi 

 Cattoi, Buenos Aires, Argentina; Dr. Basil Cooke, University of the 

 Witwatersrand (South Africa); Marvin Cooper and Dr. Max K. 

 Hecht, Queens College; Dr. Edwin C. Galbreath, Southern Illinois 

 University; Donald G. Herold, Davenport Public Museum; Dr. 

 Nikolas Hotton III, University of Kansas; Dr. Ernest Lundelius, Jr., 

 University of Texas; Dr. Juan Jos^ Parodiz, Carnegie Museum; 

 Dr. James H. Quinn, University of Arkansas; Dr. Charles A. Reed, 

 University of Illinois College of Pharmacy; Dr. Bobb Schaeffer and 

 Walter Sorensen, American Museum of Natural History; Dr. 

 Bertram Schultz, University of Nebraska State Museum; Morris 

 F. Skinner and Beryl E. Taylor, Frick Laboratory (American 

 Museum of Natural History); Dr. Robert E. Sloan, University of 

 Minnesota; Dr. Peter P. Vaughn, United States National Museum; 

 and Dr. Gerd Westermann, McMaster University (Canada). 



Visiting zoologists included Burton Adlerblum, Sheldon Applegate, 

 Harold Kerster, John Pierce, and Stephen Weinstein, University of 

 Chicago; Dr. Richard D. Alexander, James Organ, C. Lavett Smith, 

 Jr., and Thomas Uzzell, University of Michigan; Dr. R. W. Alrutz, 

 Denison University; William W. Anderson, Frederick H. Berry, and 

 Dr. David C. Caldwell, United States Fish and Wildlife Service, 

 Brunswick, Georgia; Dr. Alfred M. Bailey (Director), Denver 

 Museum of Natural History; Dr. Edward C. Becker, Dr. A. Chant, 

 and Dr. J. Chillcott, Canada Department of Agriculture (Ontario) ; 

 Dr. William J. Beecher (Director), Dr. Joseph Camin, and Dr. 



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