Columbia subject headings:
Harvard subject headings:
Chemistry--History--Exhibitions.
Distillation apparatus--Exhibitions.
Distillation--Exhibitions.
Distillation--History--Bibliography--Exhibitions.
Separation (Technology)--Exhibitions.
Unidel History of Chemistry Collection--Exhibitions.
University of Delaware
University of Delaware. Library--Exhibitions.
Princeton subject headings:
Distillation--History--Bibliography--Exhibitions.
University of Delaware. Library--Exhibitions.