D/X 1543/23 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/6 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/7 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/8 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/9 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/10 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/17 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/18 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/24 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer

D/X 1543/25 – Miscellaneous documents – Dunn collection, of John Dunn, mining engineer