Spring Pole Drilling

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dc.creator Howells, Anthony
dc.date.accessioned 2008-07-03T12:16:57Z
dc.date.available 2008-07-03T12:16:57Z
dc.date.issued 1889-02-01
dc.identifier.citation Ohio Mining Journal, no. 18 (February 1, 1889), 39-51. en_US
dc.identifier.uri http://hdl.handle.net/1811/32582
dc.description Item also includes a discussion of Howells' paper by various members of the Institute en_US
dc.language.iso en_US en_US
dc.title Spring Pole Drilling en_US
dc.type Article en_US