Difference between revisions of "TF Sluice"

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http://www.goldgold.com/stories/propervelocity.htm
 
http://www.goldgold.com/stories/propervelocity.htm
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http://imnh.isu.edu/digitalatlas/geog/historic/histtxt/Gold.pdf
  
 
=Back washing and tap=
 
=Back washing and tap=

Revision as of 04:39, 13 August 2011