The Advisory Council on Affairs of the Handicapped shall have the power and its duties shall be to act in an advisory capacity to all agencies of the State government dealing with the problems of the physically handicapped, including the State Board of Vocational Rehabilitation, the State Employment Service and the State Council of the Blind, and any other agency having a substantial part of the handicapped program, with a view of coordinating and improving these services so as to render better service to the handicapped and to effectuate as far as possible greater economy in the operation of these State services.