FIG. 28

FIG. 28. While the glass is still soft, the soffietta is employed to further expand the upper quarter of the beaker. (Note that the shaping with the soffietta leaves no tool marks on the glass.)
FIG. 28

While the glass is still soft, the soffietta is employed to further expand the upper quarter of the beaker. (Note that the shaping with the soffietta leaves no tool marks on the glass.)