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1977. 2013-09-11T17:48:47Z. 2013-09-19T18:39:38Z. Wilhelms, Don E. U.S. Geological Survey. English. Public. Moon.
1968. 2012-10-10T18:45:09Z. 2013-03-18T20:33:56Z. Wilhelms, Don E. U.S. Geological Survey. English. Public. Mare Vaporum Region and Moon.
1972. 2012-11-19T14:56:11Z. 2012-11-19T14:56:11Z. Wilhelms, Don E. U.S. Geological Survey. English. Public. Taruntius region and Moon.