H9255WD/71-72--MUSHROOM ANCHOR; HUNG AT 18FT WITH 18FT LEAST DEPTH; EXTENDS   
 4FT OFF THE BOTTOM IN LAT.36-55-52.8N, LONG.76-09-34.6W.                     
H9910/80--OPR-D103-MI-80; ITEM 132; 1:10,000 SCALE SURVEY; DEL NORTE CONTROL  
 (R/R, R/A); E