Eye Witness No. 74: Scientists of the Sea: shot of two people entering Pacific Naval Laboratory, in Esquimalt, British Columbia. Interior shots of chemical laboratory, with CU of hands pouring liquid from test tube and man working on experiment involving airtight cabinet and long rubber gloves projecting inside cabinet. Shot of scientists on the research ship "Cedarwood" hoisting up barnacle-incrusted test object from water. Various shots of research ship at sea, of crew, of technicians at work.