American magnetic character-figure, C A , three-hour-range indices, K , and mean K -indices, K A , for July to September, 1945

✍ Scribed by Johnston, H. F.

• Book ID: 119733843
• Publisher: American Geophysical Union
• Year: 1945
• Tongue: English
• Weight: 215 KB
• Volume: 50
• Category: Article
• ISSN: 0148-0227
• DOI: 10.1029/te050i004p00315