This Friday evening at 8 o'clock in Pierce Hall, Professor Mercante, former dean of the Faculty of Sciences of Education at the University of La Plata in Argentina, will deliver an address, illustrated with motion pictures, on the "Relation between Physical Growth and Intellectual Development."

The lecture will be in English and will cover an investigation based on about three thousand observations at the Pedagogical Laboratory of the University of La Plata.

Professor Mercante is one of the most distinguished members of a group of educators from Argentina who have been touring the United States under the auspices of the Institute of International Education and who are now visiting in Cambridge for a few days.

Has Written Much

From 1906 to 1920, Professor Mercante was the editor of the Archives de Pedagogia, published by the University of La Plata. He is the author of several important books in Spanish on education, among them the following: "Psychology of the Mathematical Aptitude of Children", "Special Pedagogical Method". "The Crisis of Puberty", "Teachers and Educators", "School Museums", "Reaction Time in Tactile and Auditive Sensations", "Verbochromy" (dealing with the phenomena of the mental association of color and words). "Psycho-physiological Analysis of the Orthographic Aptitude", "Tut-Ank-Amen and the Oriental Civilizations". Professor Mercante has also composed a symbolic opera. "Frenos", which was successfully performed at the Colon Theatre of Buenos Ayres.

His lecture will be open to the public.