Logged in members can access additional information including:
- Index to Observations & Discoveries from new series newsletters & location maps
- Supplementary content to Mining History bulletins such as:
- Pretoria Mine – appendices to Mining History 19.6
- Watergrove Publication Report – appendices to Mining History 20.2 PDF
- Video “Blue John Mine”
- Members swap-shop
- Heritage walk details including some or all of: description, map, photos, web links, relevant publications