As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF WITH THE GEAR UP THE CREW HEARD EXCESSIVE NOISE COMING FROM THE NOSE GEAR AREA. CREW CYCLED GEAR AND SOUND CONTINUED UPON INVESTIGATING NOSE GEAR AREA FOUND LT FWD GEAR DOOR OPEN, RESET DOOR IAW DC-8. OPS CHECK NORMAL NO DAMAGE NOTED.