III.  APPROACH AND ATTACK
 
  NARRATIVE:  PLANE WAS ON A COURSE OF 80 DEGREES AT 2000 FEET ALTITUDE WHEN TARGET WAS PICKED UP ON RADAR AT 17 MILES 55 DEGREES TO THE LEFT, PILOT CHANGED COURSE 50 DEGREES, INCREASED SPEED TO 160 MPH AND STARTED LOSING ALTITUDE.  NAVIGATOR WENT DOWN TO SUBMARINE, AT 3/4 MILES WAKE WAS OBSERVED.  POSITIVE IDENTIFICATION WAS MADE WHEN DIRECTLY OVER TARGET.  PILOT DECIDED TO MAKE A 360 DEGREE TURN AND STARTED PROCEDURE.  BOMB BAY DOORS WERE OPENED 1000 FEET ON FIRST APPROACH.  DURING TWO NEEDLE TURN, RADAR OPERATOR GOT TARGET ON SCREEN DURING LAST PART OF TURN, PICKING IT OUT FROM USUAL SEA RETURN.  BY AID OF RADAR IT WAS NOT NECESSARY TO COMPLETE FULL TURN, CAME OUT AT 90 DEGREE ANGLE TO COURSE OF SUBMARINE.  BOMBS WERE RELEASED AND OBSERVED TO HIT WATER, THEN THE EXPLOSION WAS SEEN BY NAVIGATOR WHO HAD TAKEN UP POSITION IN REAR TURRET.  AT SAME INSTANT ALL IN PLANE WERE SHAKEN UP BY EXPLOSION OF DEPTH CHARGES.  
     
  THE STICK OF BOMBS WERE SEEN TO ENTER WATER AND EXPLODE IN A CONTINUOUS LINE 50 FEET AHEAD OF THE SWIRL OF SUBMARINE.  ONE AND TWO WERE IN DIRECT PATH OF SWIRL.  SUBMARINE WAS NOT SEEN TO SUBMERGE BUT WAS VISIBLE WHEN (BOMBS AWAY) WAS HEARD.  
     
  SUBMARINE WAS STETED TO BE A LARGE ONE, AS COMPARED TO THE R-16 AND S-44, A HIGH CONNING TOWER WAS NOTICEABLE.  NO COLOR WAS NOTED.  SHARP AT BOTH ENDS OF SHIP.  ATTACK WAS MADE AT APPROX. 100 FEET.  IT IS THE OPINION OF THIS CREW THAT SUB DID NOT HAVE AN OPPORTUNITY TO SIGHT PLANE BEFORE PASS WAS MADE OVER IT.