Moreover, the "mushrooming" of the folk clubs occurred in the 50s rather than the 60s; and were a British, not American, phenomenon -- the Greenwich Village coffee-house scene was different in nature from our pub-based clubs. & not really "down to" any of the names you mention, but rather to Gilfellon Handle Anderson Ross in Newcastle; MacColl Benbow Syms Quaye Whiskey in London; Harris & friends in Nottingham; Kelly-Bootle in Liverpool; Stewart & Bell in Edinburgh...