These cookies are absolutely essential for our website to function properly.
We use Google Analytics to measure how you use the website so we can improve it based on user needs.
These cookies may be set by third party websites and do things like measure how you view YouTube videos.
Amgueddfa Cymru – Museum Wales
Letter sent from National Association of Colliery Managers to Mr Hodkin giving agenda for meeting in Birmingham where Dr. W.A. Terrell will read paper "Dust in Return Airways". Dated 1945. Printed in black on one side with address handwritten on other.
