<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/TG/1/10/247" 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 to Dr James C Fletcher, Administrator, National Aeronautics and Space Administration, NASA Headquarters, Washington DC</dc:title>
  <dc:description>Concerning the long duration of Skylab flights, and causes for concern.</dc:description>
  <dc:date>19 july 1973</dc:date>
</rdf:Description>