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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/TG/1/9/182" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter from Thomas Gold, Chalet Cresta, Saas-Fee-Wildi, CH 3906, Switzerland, to Harold Urey</dc:title>
  <dc:description>Thanking Urey for his letter. Gold explains 'the mascon situation', the creation of the Mare Imbrium on the Moon. Discusses lunar basalt, the question of whether it has been differentiated on the Moon, and the role of meteorites. </dc:description>
  <dc:date>5 December 1972</dc:date>
</rdf:Description>