habigman Posted February 4, 2015 Report Share Posted February 4, 2015 I found this article (from The World's Work, Volume 31, 1916) while researching Cold Tar Dyes. https://books.google.com/books?id=DaQ6AQAAMAAJ&pg=PA221&lpg=PA221&dq=coal+tar+dyes+felt&source=bl&ots=CV1S5fq6ss&sig=GdlHjKeU2iHuTHw4GZ_HJLbHjEk&hl=en&sa=X&ei=aDfDVNG6EvH_sATG04IY&ved=0CEEQ6AEwCA#v=onepage&q=coal%20tar%20dyes%20felt&f=false Quote Link to comment Share on other sites More sharing options...
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