IN APPRECIATION OF THEIR FRIENDSHIP AND 

 HOSPITALITY, THIS LITTLE BOOK IS DEDI- 

 CATED TO THE FOLLOWING EXTRAORDINARY 

 SOUTH AMERICANS 



MARCELINO HERRERA VEGAS 

 Argentina's most distinguished medical man 



FRANK R. PASMAN 

 Dynamic personality of Argentine medicine 



BENITO SORIA 



Official scientific representative to foreign lands of 



Argentina's oldest University 



GUILLERME V. STUCKERT 

 Cordoba's distinguished biochemist 



JOSE PIZARRO 

 Scholarly Dean of the Faculty of Medicine, Cordoba 



LUCAS SIERRA 

 Most outstanding of Chile's gifted surgeons 



yiCTORINO ALONSO 



Most kindly of scientific philanthropists 



CARLOS PORTER 



Foremost entomologist of all South America 



JUAN NOE 



Chile's energetic physiologist 



O. FONTECILLA 



Able Chilean scientific editor 



ALEJANDRO MANHOOD 

 Forceful director of the world's most interesting dental school 



JUAN POU ORFILA 

 Philosopher Dean of Uruguay's National Medical School 



CARLOS ENRIQUE PAZ SOLDAN 



Outstanding Peruvian hygienist and scientific editor 



JOSE MENDONCA 

 Dean of Brazilian Surgeons 



NASCIMENTO GURGEL 

 Gifted President of the Sociedade de Medicina e Cirurgia 

 of Rio de Janeiro 



and that remarkable scientific family 



OLYMPIO DA FONSECA 



Embodiment of Brazilian culture 



and his two gifted sons 



OLYMPIO DA FONSECA, FILHO 



Traveling Representative of the Instituto Oswaldo Cruz 



and 



FLAVIO DA FONSECA 

 Microbiologist of the new Sao Paulo Medical School 



