  H9910/80--OPR-D103-MI-80; ITEM 134; 1:10,000 SCALE SURVEY; DEL NORTE CONTROL  
(R/R, R/A); INVESTIGATING AND OBSTR IN LAT.36-56-31N, LONG.76-09-59W         
ORIGINATED IN FE233WD; ECHO SOUNDER W/50M LINE SPACING; 3FT SPIKE ON         
FATHOGRAM; STA