Columbia subject headings:
Fichte, Johann Gottlieb, 1762-1814.
Nature.
Philosophy of nature--History.
Harvard subject headings:
Fichte, Johann Gottlieb, 1762-1814--Views on nature.
Fichte, Johann Gottlieb, 1762-1814.
Philosophy of nature--History
Princeton subject headings:
Fichte, Johann Gottlieb, 1762-1814--Criticism and interpretation.