The duties of escheator are devolved upon the Secretary of State as agent of the Department of Administration and as escheator the Secretary of State shall act under the direction and control of the Department of Administration and, under the direction of the department, may use such of the funds and the services of such subagents of the department as in its discretion may be necessary to efficiency in discovering, renting, litigating and realizing money from escheated lands under existing law.