Application of well-logging methods to shot holes
<p>Electrical exploration, or the “well-logging,” of drill holes, for the oil industry, is a recent geophysical technique, dating only from 1928. There is no need to emphasize the absolute necessity of gathering reliable and complete information of all the formations encountered in the course...
Internet
https://thesis.library.caltech.edu/5567/1/Eichelberger_am_1939.pdfEichelberger, Alexis Martin (1939) Application of well-logging methods to shot holes. Master's thesis, California Institute of Technology. doi:10.7907/Q5KC-Q997. https://resolver.caltech.edu/CaltechTHESIS:03022010-074836613 <https://resolver.caltech.edu/CaltechTHESIS:03022010-074836613>