<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="http://calmview.derbyshire.gov.uk/CalmView/record/catalog/NCB/B/MED/2/1" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>File of circulars, reports and guidelines relating to medical conditions in collieries, sent by Guy de P Warren of the Midland Colliery Owners' Mutual Indemnity Company Limited, later of the NCB Insurance Department, to Dr HA Mason </dc:title>
  <dc:description></dc:description>
  <dc:date>Jun 1932-Mar 1948</dc:date>
</rdf:Description>