CAMPIN ,I gve the source before,stop being a time waster
From: The Sandman
Date: 04 Jul 18 - 01:10 PM

"an article by martha bayles this is interesting for many reasons it illustrates that the term purist was used in folk music before the 50s uk folk revival, it is a fascinating article. from the michigan quarterly review.
   
THE STRANGE CAREER OF FOLK MUSIC
MARTHA BAYLES
Volume XLIV, Issue 2, Spring 2005
Permalink: http://hdl.handle.net/2027/spo.act2080.0044.212