Columbia subject headings:
Emerson, Ralph Waldo, 1803-1882--Knowledge and learning.
Emerson, Ralph Waldo, 1803-1882--Notebooks, sketchbooks, etc.
Harvard subject headings:
Emerson, Ralph Waldo, 1803-1882--Knowledge and learning.
Emerson, Ralph Waldo, 1803-1882--Notebooks, sketchbooks, etc.
Princeton subject headings:
Emerson, Ralph Waldo, 1803-1882--Knowledge and learning.
Emerson, Ralph Waldo, 1803-1882--Notebooks, sketchbooks, etc.