  ****SOURCE UNKNOWN-- SUBMERGED CRIB WITH DEPTH OVER CRIB 16 FEET IN POSITION OF LAT. 41/41/56.4N, LONG. 87/29/58.6W WAS APPLIED BEFORE 1972 TO THE LAKE SURVEY CHART BEFORE NOS TOOK OVER THE CHART. (ENTERED 4/05 CEH)
F00502/06-- OPR-Y387-NRT4-05; Item