plan by the Hall was to admit one Negro league player per year "as part of a new exhibit commemorating the contributions of the Negro leagues to baseball" to be honored plaques separately-located, but equal to those of the MLB players. After critics pointed out the irony of segregating the honor to the enshrined stars, the plan would be revised in time for Paige's formal enshrinement. At the time of the decision, only two African-American players— Jackie Robinson and Roy Campanella— were enshrined in the Hall of Fame. While both Robinson (for the Kansas City Monarchs) and Campanella (for the Washington Elite Giants) had also played in the Negro leagues, they had both been voted in for their MLB achievements. Apollo 14 returned to Earth after the third manned Moon landing, with a splashdown in the South Pacific Ocean at 2105 UTC (10:05 a.m. local time) at a point south of Tonga. The capsule and the crew were picked up by the amphibious assault ship USS New Orleans. February 10, 1971 (Wednesday) Banks in the UK closed at 3:30 p.m. in order to rewrite all 25,000,000 bank accounts in the nation in preparation for Decimal Day, not reopening until the following Monday. Britain's post offices closed at 1:00 in the afternoon on February 12. U.S. President Richard Nixon ordered the installation of a voice-activated audio tape recording system to be installed within the Oval Office and the telephones used by the President in the White House. The order from Nixon was passed to Alexander Butterfield by way of White House Chief of Staff H.R. Haldeman and Haldeman's assistant, Lawrence Higby, making them the only White House officials aware of the secret recording system. The Senate of Chile approved an amendment to the South American nation's constitution to give President Salvador Allende authority to nationalize foreign interests in Chile's copper industry. Died: Larry Burrows, 44; Henri Huet, 43; Kent Potter, 23; and Keizaburo Shimamoto, 34, photojournalists covering Operation Lam Son, were all killed when the helicopter they were on was shot down over Laos. February 11, 1971 (Thursday) The U.S., UK, USSR and others signed the Seabed Arms Control Treaty (officially the Treaty on the Prohibition of the Emplacement of Nuclear Weapons and Other Weapons of Mass Destruction on the Sea-Bed and the Ocean Floor and in the Subsoil thereof), was signed by the representatives of 64 nations as it opened