EE SUFFERED A BRUISED BACK WHEN HE FELL WHILE WORKING ON THE PRESS FLOOR. HE WAS TAKEN TO MEMORIAL MEDICAL CENTER WHERE HE WAS EXAMINED AND RELEASED TO LIGHT DUTY WORK. HE HAD BEEN WASHING #32 PRESS IN THE KELLY PRESS BLDG. AND WAS COMING DOWN THE STRAIGHT FIXED LADDER. WHEN HE WAS APPROX. 3-4' FORM THE FLOOR LEVEL, HE SLIPPED AND FELL LANDING ON HIS BACK.