What was found
ON DESCENT, VERY LITE BURNING ELECTRICAL ODOR FILLED COCKPIT AREA. SMELL APPEARS TO BE COMING FROM GLARESHIELD AREA. GLARESHIELD LIGHTS WERE TURNED OFF AND ODOR DISSIPATED BY LANDING. INSPECTED AND OPERATED ALL LIGHTS, FANS, DISPLAYS ETC IN AND AROUND GLARESHIELD AND INSTRUMENT PANEL. UNABLE TO IDENTIFY ODOR SOURCE OR DUPLICATE CONDITION.