Seismographs
![Combinations of P, S, and L waves from an earthquake focus](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/keep3a.gif?itok=wl68LOxh)
Detailed Description
Figure 3a. Propagation paths of combinations of P, S, and L waves from an earthquake focus. Abridged from Earthquake Information Bulletin. Vol. 2, No. 5, September - October, 1970.
Sources/Usage
Public Domain.
Figure 3a. Propagation paths of combinations of P, S, and L waves from an earthquake focus. Abridged from Earthquake Information Bulletin. Vol. 2, No. 5, September - October, 1970.
Public Domain.