• Keene Engineering (@KeeneEng) / Twitter

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    Manufacturer of portable mining and prospecting equipment. California, USA. KeeneEng.com. Born 1955.

  • Lost-Mine Legends of Colorado JSTOR https://www.jstor.org...

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    Keene Engineering https://keeneeng.com › ...

  • Super Fast Holey-Moley Fence Post Hole Digger

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    This product is manufactured and distributed at Keene Engineering in Chatsworth, CA. Visit their web page at http://www.keeneeng.com The 4-1/2 Inch...