NARA - San Bruno Record Group 9NS-313-94-01
321534 Box 10 of 21, Folder 2

Ships Planes Comments
  PBM Plane 212-P-1 (BuNo 6677) was used frequently for training; was beached many times. Plane 212-P-2 had BuNo 6650. Plane 212-P-16 had s/n 124. Also mentions planes 212-P-3,4, and 5.
Mentions Admiral Bellinger.