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... of southern California, it is reported to the American Chemical society, at its ninetieth meeting here...," it is estimated following extensive surveys by Dwight C. Roberts, California geologist. This estimate... of the University of California, Los Angeles. The small residue is harmless inert gas, probably air. Mr. Slate... of the California gas permits low cost operation and promises to make possible the entry of the product... dioxide is located just at the back door of the Imperial and Coachella valleys, California’s great outdoor