As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON T/O, FLEW THROUGH FLOCK OF BIRDS, NR 1 ENG START TO VIB. VIB SUBSIDE BELOW 65 DEG N1. RETURN TO SFS. *S/D* REMOVED AND REPLACED DAMAGED BLADES (5) PER MM 72-21-06-81. PERF VIB SURVEY CK AND TRIM BALANCING PER MM 72-00-00 AND DC 10 JRH. OK A/C OK FOR SERVICE.