In California the opinion is often expressed by teachers of physical education, athletic coaches and pediatricians as well as by travelers and writers less qualified to judge, that children in that state exceed in weight and stature those of like age in Eastern and Central states. The implication is that there is something in the living conditions in California that serves as a stimulus for extra growth. The question arises: Is there any factual basis for these opinions, or are they merely the expressions of an overenthusiastic local loyalty said to be characteristic of Californians?
An opportunity was offered in 1937 to submit the matter to statistical investigation. With the help of the WPA and under the sponsorship of the Board of Education, a supplementary project for school health aid had been organized under the guidance of Dr. Sven Lokrantz, director of the health section. Workers were carefully selected on