The geophone : Anon. (Communication, U. S. Bureau of Mines, March 27, 1919.)

• Publisher: Elsevier Science
• Year: 1919
• Tongue: English
• Weight: 90 KB
• Volume: 187
• Category: Article
• ISSN: 0016-0032
• DOI: 10.1016/s0016-0032(19)90672-7