Scope and content
This map depicts the pit layout and estimated waste extraction areas for 6410 bench. Extraction dates accompanied by its total tonnages are located within each planned area. Certain extraction dates are labeled with bench numbers. Annotated details include extraction dates, approximate total tonnages per area as well as extraction dates, total planned and broken tonnages, total tonnages from December 31, 1970 and numerical bench markers. The hand drawn plan consists of solid lines drawn with green, yellow, orange and lead pencils.