00463nam a2200169Ia 4500003000900000008004100009040001600050080001900066100001800085245006300103260002800166300001500194650004100209650001700250650001800267650000800285IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a523.91-71bHAL  aHalacy, D. S. 0aPower from the sunbthe story of solar energycD.S. Halacy  aLondonbMacmillanc1957  avii, 152p.  aAstronomy and astrophysics thesaurus  aSolar energy  aSolar physics  aSun