September 26th, 2011 WorkshopNovember 17, 2011Minna Koistinen working with hot glass on the MarverBy Minna Koistinen Previous Minna Koistinen papering blown glass Next Minna Koistinen with a gather of glass Related Posts Minna Koistinen guides student with shaping a hot glass paperweight November 17, 2011 Minna Koistinen with a gather of glass November 17, 2011 Gathering colour from the marver November 17, 2011 Waiting for glass to cool down before cracking off and annealing November 17, 2011
