Columbia subject headings:
Bacon, Francis, 1561-1626.
Gray's Inn.
Shakespeare, William, 1564-1616.
Harvard subject headings:
Bacon, Francis, 1561-1626
Gray's Inn.
Shakespeare, William, 1564-1616
Shakespeare, William, 1564-1616--Authorship--Baconian theory.
Shakespeare, William, 1564-1616. Comedy of errors
Princeton subject headings:
Bacon, Francis, 1561-1626.
Gray's Inn.
Shakespeare, William, 1564-1616.