Columbia subject headings:
Harvard subject headings:
Collier, John Payne, 1789-1883
Cunningham, Peter, 1816-1869.
Shakespeare, William, 1564-1616--Forgeries--Collier.
Shakespeare, William, 1564-1616--Forgeries--Cunningham.
Princeton subject headings:
Cunningham, Peter, 1816-1869.
Shakespeare, William, 1564-1616--Forgeries--Cunningham.