Columbia subject headings:
Harvard subject headings:
Electricity in literature.
Hoffmann, E. T. A. (Ernst Theodor Amadeus), 1776-1822--Criticism and interpretation.
Optics in literature.
Princeton subject headings:
Electricity in literature.
Hoffmann, E. T. A. (Ernst Theodor Amadeus), 1776-1822--Criticism and interpretation.
Optics in literature.