usgs · —inch short normal 40 explanation clay sand gravel boulders 700 second ohm- millivolts...

1

Upload: others

Post on 10-Oct-2020

0 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: USGS · —inch Short Normal 40 EXPLANATION CLAY SAND GRAVEL BOULDERS 700 SECOND OHM- MILLIVOLTS PER Table —30M1, near Lockeford. 1200 60 1700 1900 30 ELECTRIC LOGS Potential 60