Columbia subject headings:
Aesthetics.
Emerson, Ralph Waldo, 1803-1882.
Greenough, Horatio, 1805-1852.
Harvard subject headings:
Aesthetics.
Emerson, Ralph Waldo, 1803-1882
Greenough, Horatio, 1805-1852
Princeton subject headings:
Aesthetics.
Emerson, Ralph Waldo, 1803-1882.
Greenough, Horatio, 1805-1852.