Norra – Nordic Regional Airlines ATR 72-212A (ATR 72-500) OH-ATO (msn 977) HEL (Ton Jochems). Image: 937420. Posted on April 4, 2017 by Bruce Drum Posted in None Tagged ATR 72-212A (ATR 72-500), HEL, msn 977, Nordic Regional Airlines, Norra, Norra-Nordic Regional Airlines, OH-ATO Leave a comment Copyright Photo: Norra – Nordic Regional Airlines ATR 72-212A (ATR 72-500) OH-ATO (msn 977) HEL (Ton Jochems). Image: 937420. Rate this: Related