| THE HISTORY OF GEOPHYSICAL PROSPECTING |    |
| PART ELEVEN - DE GOLYER | |
A month after that momentous event, the bringing in of the giant well, Petrero deI Llano #4, De Golyer was back in class in Norman, Oklahoma, to Spend the second semester of 1910-1911 in completlng his education. He was granted a leave of absence at full pay for educational purposes by the Mexican Eagle Oil Company. Lord Cowdray was generous to a fault and he was taking no chances of losing "my lucky charm" as he termed De Golyer.
E. L. De Golyer's senior thesis was under the direction of Professor
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