September 26th, 2011 WorkshopNovember 17, 2011Final flash before the crack off benchBy Minna Koistinen Previous Cutting a jack line into hot glass Next Minna Koistinen spinning the pontil to elongate a vase Related Posts Playing with Fire participant heats up glass November 17, 2011 Student heating glass in the glory hole November 17, 2011 Participant heating glass in the glory hole November 17, 2011 Waiting for glass to cool down before cracking off and annealing November 17, 2011