What was found
IN-FLIGHT AT 38,000 FT, DOOR SEAL ANNUNCIATOR ILLUMD. RAN CORRESPONDING EMERG CHKLIST. BEGAN DESCENT TO 31,000 FT & DONNED OXYGEN MASKS, A POP WAS HEARD, FOLLOWED BY A HISSING SOUND. THEN, THE CABIN ALT ANNUNCIATOR & MASTER WARNING LIGHTS CAME ON AS CABIN ALTITUDE RISING. COMPLETED THE MEMORY ITEMS FOR CABIN ALT PROCEDURE, BEGAN EMERGENCY DESCENT, & HALTED DOOR SEAL CHECKLIST TO COMPLETE CABIN ALT CHKLST. IN DESCENT, DECLARED AN EMERGENCY WITH ATC & DESCENDED TO 10,000 FT. ALSO CONTINUED TO MONITOR CABIN ALTITUDE METER. HIGHEST READING WAS APPROX 14,000-14,500 FT & STABLE DURING THE EMERGENCY DESCENT. ON REACHING A SAFE ALTITUDE, RECOVERED FROM THE DESCENT & BRIEFED PAX ON WHAT HAPPENED. DECIDED HAD SUFFICIENT FUEL AT SAID ATTITUDE TO CONTINUE TO DESTINATION. CONTINUED TO DESTINATION WITHOUT FURTHER EVENT.