00446nam a2200157Ia 4500003000900000008004100009040001600050080001600066100002100082245003600103260006800139300001600207650004100223650001600264650000800280IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a523.94bGIB  aGibson, George E 4aThe Quiet suncGeorge E. Gibson  aWashingtonbNational Aeronautics and Space Administrationc1973  axvii, 330p.  aAstronomy and Astrophysics Thesaurus  aSolar Space  aSun