Showing 1 - 2 results of 2 for search 'Harker, A.P', Forespørselstid: 0.01s Refine Results
  1. 1

    The production of charcoal in a portable metal kiln. af Paddon, A.R

    Udgivet 1979
    Bog

    The production of charcoal in a portable metal kiln.
  2. 2

    The utilization of waste heat produced during the manufacture of coconut shell charcoal for the centralised production of copra. af Breag, G.R

    Udgivet 1979
    Bog

    The utilization of waste heat produced during the manufacture of coconut shell charcoal for the centralised production of copra.

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