This Photograph appears
in the following Albums:
| Image ID: | 290 |
| Title: | A “rondel†being made in the Bryn Athyn glass factory |
| Source: | Raymond and Mildred Pitcairn Archives, Bryn Athyn, PA |
| Date: | Unknown |
| Medium: | 35mm slide |
| Description: | One method of blowing flat glass was the “rondel,” a circular disk created by spinning out a “gather” of glass. |