01693oam 2200457 450 991070729510332120160520160727.0(CKB)5470000002462553(OCoLC)950029433(OCoLC)995470000002462553(EXLCZ)99547000000246255320160520d1978 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierAnnotated atlas of H[alpha] synoptic charts for solar cycle 20 (1964-1974), Carrington solar rotations 1487-1616 /by Patrick S. McIntoshBoulder, Colorado :World Data Center A for Solar-Terrestrial Physics,1978.1 online resource (iv, 330 pages) illustrationsReport UAG ;70"February 1979."On thitle page "[a]" appears as the Greek character alpha.Title from title screen (viewed May 20, 2016).Includes bibliographical references (pages 11-13).Annotated atlas of H[alpha] synoptic charts for solar cycle 20 Solar magnetic fieldsSolar activityGeomagnetismUnited StatesSolar magnetic fields.Solar activity.GeomagnetismMcIntosh Patrick S.1087692World Data Center A for Solar-Terrestrial Physics.GPOGPOGPOBOOK9910707295103321Annotated atlas of H synoptic charts for solar cycle 20 (1964-1974), Carrington solar rotations 1487-16163533913UNINA