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Only top-level descriptions British Columbia. Dept. of Mines Nicola Valley Coal and Coke Co.
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Annual return of the Middlesboro Colliery, Nicola Valley Coal and Coke Company

  • GR-1102
  • Series
  • 1910

Series contains an annual return (1 page) pursuant to the Coal Mines Regulation Act of the Middlesboro Colliery, Nicola Valley Coal and Coke Company. Shows number of persons employed, methods of ventilation and extraction, depth of shafts, and total quantities of fresh air.

British Columbia. Dept. of Mines