The magnetic character of the year 1920

✍ Scribed by van Dijk, G.

• Book ID: 119731798
• Publisher: American Geophysical Union
• Year: 1921
• Tongue: English
• Weight: 57 KB
• Volume: 26
• Category: Article
• ISSN: 0148-0227
• DOI: 10.1029/te026i001p00031