Defense Procurement Authorization bill (HR 8687). The vote is on the Nelson amendment to withhold nearly all the funding for Project Sanguine, pending a full review of its feasibility and its environmental impact. This is a Navy proposal for an underground electrical grid covering vast areas of northern Wisconsin to be used for submarine communications. Nobody knows what the continuous low-frequency current would do to the nervous systems of living organisms above and below the ground. (Rejected 35-45; September 22, 1971; "Yes" is the correct vote.)