Columbia subject headings:
Museums--Study and teaching (Higher)--Directories.
Museums--Study and teaching (Higher)--United States--Directories.
Harvard subject headings:
Museums--Study and teaching (Higher)--Directories.
Museums--Study and teaching (Higher)--United States--Directories.
Princeton subject headings:
Museums--Study and teaching (Higher)--Directories.
Museums--Study and teaching (Higher)--United States--Directories.