This is a reprint of an article by Edgar A. Doll of the Vineland Training School in New Jersey. It relates to the scale of social maturity developed there and is reprinted from the October 1935 issue of the Journal of Mental Science.
On Doll and the scale, see especially 1990.0034.051, as well as 1990.0034.049, 1990.0034.050, 1990.0034.052 through 1990.0034.054, and 1983.00168.07.