Production:1830154b

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Revision as of 09:51, March 30, 2021 by Cheri (talk | contribs) (Created page with "{| class="wikitable" ! year !! operator !! address !! production !! cumulative !! opening !! depth !! seam !! thickness !! method !! days !! emp |- | 1898 || H. Blakeny || Gra...")
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year operator address production cumulative opening depth seam thickness method days emp
1898 H. Blakeny Grape Creek 1,200 slope 100 #6 7 150
1899 H. Blakeney Grape Creek 1,200 2,400 slope 30 #6 7 150
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