May 2018 Project Martha – Historical & Archaeological Background 23 Figure 12. Sketch drawing, dated 11 July 1896, showing views of the Silverton and Gladstone Hills in Waihi with mining buildings in the foreground (source: Sir George Grey Special Collections, Auckland Libraries, NZG-18960711-40-1) Figure 13. Photograph, dated 9 June 1899, showing the Waihi Gold and Silver Mining Company’s 90 stamper Waihi Battery (source: Sir George Grey Special Collections, Auckland Libraries, AWNS18990609-2-1)
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