Motion picture X-ray at Paris Hospital shows various patient movements

Male patient turns in X-ray booth as doctor stands on other side at Saint Louis Hospital in Paris / doctor's hand points at x-ray plate on outside of booth / patient, inside booth, drinks glass of milk / x-ray movie shows milk going down patient's throat / x-ray movie shows patient's jaw opening and closing / montage x-ray movie shows heart beating and lungs filling and emptying / Note: exact month/day not known