September 26th, 2011 WorkshopNovember 17, 2011Participant heating glass in the glory holeBy Minna Koistinen Previous Minna Koistinen guides student with shaping a hot glass paperweight Next Andrea Doggett guides participant in applying colour Related Posts Minna Koistinen papering blown glass November 17, 2011 Glass ornament demonstration November 17, 2011 Minna Koistinen shaping and blowing molten glass November 17, 2011 Minna inspects her blown glass creation November 17, 2011