Download or read book Solar-geophysical Data for the 14 to 21 December 1971 Geophysical Event written by E. G. Mullen and published by . This book was released on 1973 with total page 104 pages. Available in PDF, EPUB and Kindle. Book excerpt: A collection of solar-geophysical data from the period 14 to 21 December 1971 is presented with emphasis on data recorded at polar cap stations, in particular, the AFCRL Geopole Observatory at Thule, Greenland. A general description of each experiment is given.