. Early geophysical papers of the Society of Exploration Geophysicists . Plate 4.—Seismograms for profile D. zon had been omitted from the calculations, the total depth to the basement would have been too small and the surface horizon would appear much thicker. Omission of the third horizon from the calcula- tion would also have made the total depth to the basement too small but would not have changed the thickness of the surface horizon. 379

---

Size: 3107px × 1608px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bo, bookcentury1900, booksubjectpetroleum, booksubjectprospecting