Mark Piepkorn is associate editor of Environmental Building News and the lead products researcher for GreenSpec, both publications of BuildingGreen, Inc. Active in the natural building movement, Mark has also been the editor of The Last Straw, an international newsletter about straw-bale construction and natural building.
Green Building Products
Original price was: $37.95 USD.$24.65 USDCurrent price is: $24.65 USD.
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