What was found
DURING APPROACH UPON LANDING GEAR EXTENSION, NOSE GEAR SAFE INDICATION WOULD NOT ILLUMINATE. RECYCLED LANDING GEAR MULTIPLE TIMES TO NO AVAIL. COULD NOT VERIFY NOSE LANDING GEAR POSITION THROUGH VIEWING PORT. DECLARED AN EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE PINNED THE NOSE LANDING GEAR ON THE RUNWAY. FERRIED AIRCRAFT TO MSP. WORK IN PROGRESS.