<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CLP/12ii/31" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Paper, 'Bourgeois machine' by Johan Henrich Hess</dc:title>
  <dc:description>Hess describes his new invention of an instrument for performing lithotomies [removing calculi or bladder stones]. The description includes an explanation of six figures, but no figures are attached.

Subject: Surgery

Written by Hess in Copenhagen [Denmark]. Read to the Royal Society on 27 October 1726.</dc:description>
  <dc:date>26 September 1725</dc:date>
</rdf:Description>