Glassmaker Helena Welling begins the process by blowing into the glass with a pipe to form the vessel.  Photo 4 of 17 in Oiva Toikka's Glass Birds at the Corning Museum of Glass by Clay Kessack

Oiva Toikka's Glass Birds at the Corning Museum of Glass

4 of 17

Glassmaker Helena Welling begins the process by blowing into the glass with a pipe to form the vessel.