Report to the honorable Legislature of the state of New York of the Joint Legislative Committee to examine into, investigate and study the existing facilities for the care and treatment of children now coming under the jurisdiction of the children's courts, and of minors 16 to 18 years of age now coming under the jurisdiction of the adult courts, and of the advisability of changes in the present method of handling cases of minors 16 to 18 years of age, either by extension of the jurisdiction of the children's courts or by some other method.