. . "Register patrons to permit them to borrow books, periodicals, and other library materials.Employers usually expect an employee in this occupation to be able to do the job after Short-term on-the-job training .View a Career Video for this occupation from America's Career InfoNet (requires Windows Media Player)Madera County is the same as Madera MSA.Occupational Wages[Top] AreaYearPeriodHourly MeanH" . .