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Page 5807, results 145151 - 145175

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Geographic map of the Southern Hijaz quadrangle, Kingdom of Saudi Arabia
Glen F. Brown, Roy O. Jackson
1969, IMAP 210-B
Prepared by the U.S. Geological Survey and the Arabian American Oil Company under the joint sponsorship of the Kingdom of Saudi Arabia and the U.S. Department of State. The revisions to this map are principally the revisions to roads and the additions of new place names as of May 1968. ...
Water for the cities - The outlook
William Joseph Schneider, Andrew Maute Spieker
1969, Circular 601-A
Except perhaps for the arid Southwest, water resources are generally sufficient to meet the needs of cities for the foreseeable future. Cities will continue to expand and additional rural areas will be converted to urban and suburban complexes. Demands for urban water will continue to rise and this will place...
Platinum, palladium, and rhodium analyses of ultramafic and mafic rocks from the Stillwater Complex, Montana
Norman J. Page, Leonard Benjamin Riley, Joseph Haffty
1969, Circular 624
Analyses by a combination fire- assay-solution-optical-emission spectrographic method of 137 rocks from the Stillwater Complex, Mont., indicate that platinum, palladium, and rhodium are preferentially concentrated in chromitite zones. The A chromitite zone (21 samples) has an average of 988.9 ppb (pans per billion, 10-9) Pt, 2290.2 ppb Pd, and 245.9...