maybe someone at one of these places would know?
Brooks Memorial Library (224 Main Street), 802-254-5290
http://www.brooks.lib.vt.us/ or http://www.vmga.org/windham/brooks.html
Brattlesboro Music Center
here is the NHPR radio folk calendar
http://www.nhpr.org/view_content_pfv/2404/
and here is the local music store http://www.mapleleafmusic.com/
good luck!