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Archival description
2000.1.2.6 · File · 1972
Part of Cassiar Asbestos Corporation Ltd. fonds

A set of 13 maps showing approximate waste extraction areas for different benches during certain months of 1972. Extraction dates are included accompanied by estimated total tonnages for each planned extraction area. All plans are hand drawn using colored pencils, lead and black ink. Approximate calculations of extraction tonnages are included within certain months. Numerical bench markers are included. Total tonnages from the previous year and previous surveys are included within certain plans.