  LNM 30/93-- 10/02/1992; REMOVED OLD CRIB AT LAT. 41/39/08.9N, LONG. 87/07/41.8W.  ADDED NEW CRIB AT LAT. 41/39/14.5N, LONG. 87/07/36.6W. LEAST DEPTH OVER CRIB 38FT. (ENTERED 4/05 CEH)
  F00502/06-- OPR-Y387-NRT4-05; Item was located at 41/38/13.9-87/1