1962. 2012-08-27T18:41:01Z. 2015-03-17T22:02:57Z. Geological Survey (U.S.). U.S. Geological Survey. English&Arabic. Public. Saudi Arabia.
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1962. 2012-08-27T18:47:08Z. 2015-03-17T22:02:57Z. Ramirez, Leon F. U.S. Geological Survey. English&Arabic. Public. Rubʻ al-Khali and Saudi Arabia.
1958. 2012-08-23T20:18:48Z. 2015-03-17T22:02:53Z. Geological Survey (U.S.). U.S. Geological Survey. English&Arabic. Public. Saudi Arabia.
1963. 2012-08-23T15:39:42Z. 2013-03-18T22:14:15Z. U.S. Geological Survey. English&Arabic. Public. Saudi Arabia.
1963. 2012-08-23T17:24:51Z. 2015-03-17T22:02:51Z. Geological Survey (U.S.). U.S. Geological Survey. English&Arabic. Public. Saudi Arabia.
1963. 2012-08-23T16:10:34Z. 2015-03-17T22:02:51Z. Geological Survey (U.S.). U.S. Geological Survey. English&Arabic. Public. Saudi Arabia.
1956. 2012-08-27T15:28:04Z. 2015-03-17T22:02:56Z. Geological Survey (U.S.). U.S. Geological Survey. English&Arabic. Public. Saudi Arabia.