  CL1112/61--C.O. AND DIRECTOR, DAVID TAYLOR MODEL BASIN (USN) TO COE (BALT.)  USS DRAGONET (SS-293) SUNK 9/17/61 DURING UNDERWATER EXPLOSION TEST AT  LAT 38-20-30N LONG 76-18-15W HEADING 240 DEG T. IN 150 FT DEPTHS; 135 FT OVER MAIN STRUCTURE; 95 FT WAT