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  1. By: Williamson, David
    Type: Article
    In: The Ballarat Naturalist
    Date: 1983-10
    Page Range: 3--4
    Publication Info: [Ballarat, VIC] Field Naturalists' Club of Ballarat
  2. By: Williamson, David
    Type: Article
    In: The Ballarat Naturalist
    Date: 1984-11
    Page Range: 5--7
    Publication Info: [Ballarat, VIC] Field Naturalists' Club of Ballarat