Eugene G. Leonardon
Biography 1948 
Eugence G. Leonardon received the degree of Bachelor of Science from the Lycée St. Louis, Paris France in 1907 and graduated from Ecole Polytechnique in 1912. In 1914, he received his Master's degree in Law from the University of Paris. From 1919 to 1925 he was with the Societe de Prospection Electrique as engineer, district manager, and general manager, also doing field work in France, North Africa, Sarre, and Rumania. From 1926 to 1931 he was general manager for the same company in North America with activities both in the U. S. and Canada, and from 1931 to 1934 he was general manager of the Compagnie Generale de Geophysique, also in Paris. In 1934 he was made Vice President of Schlumberger Well Surveying Corporation in Houston and in 1939 was made president. From 1946 to the present time, he has been the director of Schlumberger.
Mr. Leonardon, is a member of the American Institute of Mining Engineers, American Association of Petroleum Geologists, Society of Exploration Geophysicists, American Petroleum Institute, American Geophysical Union, and the American Society of Electrical Engineers.
Geophysics Paper with Eric H. Boissonnas 1948 
Boissonnas, E. H. and E. G. Leonardon, 1948, Geophysical exploration by telluric currents, with special reference to a survey of the Haynesville Salt Dome, Wood County, Texas, Geophysics, Vol. XIII, No. 3, P. 387-403.
- Contributors, Geophysics Vol XIII, No. 3, P. 491
- Boissonnas, E. H. and E. G. Leonardon, 1948, Geophysical exploration by telluric currents, with special reference to a survey of the Haynesville Salt Dome, Wood County, Texas, Geophysics, Vol. XIII, No. 3, P. 387-403.