Columbia subject headings:
Chapman, George, 1559?-1634.
Shakespeare, William, 1564-1616--Criticism and interpretation.
Shakespeare, William, 1564-1616--Friends and associates.
Startup, Edward, 1910-1985.
Harvard subject headings:
Chapman, George, 1559?-1634--Biography.
Chapman, George, 1559?-1634.
Poets, English--Early modern, 1500-1700--Biography
Shakespeare, William, 1564-1616--Friends and associates.
Shakespeare, William, 1564-1616. Sonnets.
Startup, Edward, 1910-1985.
Princeton subject headings:
Chapman, George, 1559?-1634--Biography.
Shakespeare, William, 1564-1616--Criticism and interpretation.
Shakespeare, William, 1564-1616--Friends and associates.