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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/FS/2/10/5" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Correspondence relating to patent specifications for a method of X-ray photography </dc:title>
  <dc:description>The patent was to provide a method for rendering visible the difference of wave-lengths of the X-rays penetrating the different parts of the subject being photographed.  The file contains patent specifications from Germany, Belgium, Italy, United Kingdom, France and the USA

File includes index to each individual letter.

Correspondents include: IG Farbenindustrie and Meffert &amp; Sell (Patent Lawyers)</dc:description>
  <dc:date>1926-1930</dc:date>
</rdf:Description>