What was found
AFTER GEAR EXTENSION, NO NOSE GEAR GREEN DOWN AND LOCKED LIGHT. FOLLOWED QRH, DID FLY BY--TOWER VERIFIED NOSE GEAR DOWN. LANDING NORMALLY. RELAMPED BOTH NLG GREEN DOWN AND LOCK LAMPS. OPS CK"D NORMAL. REMOVED GEAR PINS THAT WERE INSTALLED TO TAXI TO THE GATE. THE AIRCRAFT WAS NOT GROUNDED.