DESCRIPTION    
  24 NO.509; CARGO, 3931 GT,SUNK 4/9/42 BY MARINE CASUALTY; POSITION ACCURACY 
     WITHIN 1 MILE; SIGHTED BY 8 ND TUG HC CADMUS ON 5/5/42.                  
  27 NO.471: SIGHTED BY 8 ND TUG H.C. CADMUS ON 5/5/42. APPROXIMATE POSITION