Columbia subject headings:
Harvard subject headings:
Glass factories--Germany--Jena--History.
Glass manufacture--Germany--History.
Glass manufacture--Germany--Jena--History.
Glassware industry--Germany--History.
Glassware--Germany--History.
Jena glass.
Schott Glaswerke (Mainz, Germany)--History.
Schott family.
Princeton subject headings:
Glassware industry--Germany.
Glassware--Germany--History.
Schott Glaswerke (Mainz, Germany)--History.