Production:91830305

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Revision as of 10:41, March 2, 2021 by Cheri (talk | contribs) (Created page with "{| class="wikitable" ! year !! DMM !! company !! production !! cumulative !! type !! depth !! seam !! thickness !! method !! days !! emp |- | 1918 || || Spangler & Hume || 6,...")
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year DMM company production cumulative type depth seam thickness method days emp
1918 Spangler & Hume 6,755 6,755
1919 Spangler & Cessna 6,757
1920 7,525
1921 6,343
1922 0 20,625
1923 Spangler Brothers 4,914
1924 0
1925 0
1925b 625 5,539
32,919
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