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Thanks for replying! No. Not thinking of French drains.
“By the way, the name doesn’t come from the country. It’s from Henry French, a judge and farmer in Concord, Massachusetts, who promoted the idea in an 1859 book about farm drainage.”
http://www.houselogic.com/home-advice/drainage/french-drains-when-you-need-them/#ixzz3X2RwLWDj
MH
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