Miracles of Science : Sequence on British Army Medical Corps in action, ambulances in the field, medics carrying casualty on stretcher, putting same in ambulance, nurses tending to patient in the field hospital, doctor preparing blood transfusion apparatus. Shots of operation in extracting plasma. Cut to airport, three C-54 Douglas transports, casualties being unloaded from planes into ambulance. Sequence on the production of penicillin. Outdoor sequence showing many war casualties, some in wheelchairs accompanied by nurses.