Witnesses to the accident observed the aircraft immediately veer off the left side of the runway after touchdown. The right wing collided with a taxiway sign and the aircraft veered back onto the runway and came to rest on the right pavement edge. In a verbal statement to FAA inspectors, the pilot said that the aircraft banked to the left in the landing flare and touched down with a heading about 45 degrees off the runway centerline. The aircraft was examined by FAA airworthiness inspectors who reported that the left fuel tank was completely full and the right tank was empty. The fuel selector was positioned to the right tank. No other aircraft abnormalities were reported. According to the official weather observation at the airport, the winds were calm at the time of the accident. No unusual meteorological conditions were noted by the tower or reported by other pilots. The pilot received his private certificate 24 days prior to the accident.