September 26th, 2011 WorkshopNovember 17, 2011Student heating glass at the glory holeBy Minna Koistinen Previous Minna Koistinen and Andrea Doggett help student finish a paperweight Next Gathering colour from the marver Related Posts Student heating glass in the glory hole November 17, 2011 Spinning paperweight on pontil rod at bench November 17, 2011 Minna Koistinen papering blown glass November 17, 2011 Participant heating glass in the glory hole November 17, 2011