The Division of Records within the Department of Public Service, shall be under the supervision of the Records Clerk who shall be appointed subject to the Civil Service provisions of this Charter. The Division of Records shall establish and maintain a roster of all persons in the classified and unclassified service in which there shall be set forth as to each officer and employee, (a) the class title of the position held, (b) salary or pay, (c) any changes in class title, pay, or status, (d) such other data as may be deemed desirable or useful to produce significant facts pertaining to personnel administration. The Records Clerk shall perform other duties as are established by this Charter, or as may be established by the Mayor or Council, and shall assist the Civil Service Commission in their duties as the Civil Service Commission shall request.