Download or read book Geophysics and Space Data Bulletin. Volume VII, Number 4. Fourth Quarter 1970 written by Anne L. Carrigan and published by . This book was released on 1971 with total page 241 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Bulletin is a quarterly publication that contains AFCRL contract and inhouse data reported from sites throughout the world. Program descriptions for all data sections are updated annually or as required, and are presented in Number 1 of each volume. The following types of data are contained within each issue: magnetometer, cosmic ray, ELF noise, riometer, solar optical and radio emission, and ionosonde. This issue covers such data for October, November, and December 1970. (Author).