Columbia subject headings:
Elizabeth I, Queen of England, 1533-1603.
Great Britain--History--Tudors, 1485-1603--Sources.
Mary, Queen of Scots, 1542-1587--Trials, litigation, etc.
Mary, Queen of Scots, 1542-1587.
Trials (Treason)--England--History--Sources.
Harvard subject headings:
Great Britain--History--Elizabeth, 1558-1603.
Mary, Queen of Scots, 1542-1587--Trials, litigation, etc.
Queens--Scotland--Biography
Scotland--History--Mary Stuart, 1542-1567.
Princeton subject headings:
Great Britain--History--Elizabeth, 1558-1603.
Mary, Queen of Scots, 1542-1587--Trials, litigation, etc.
Queens--Scotland--Biography.
Scotland--History--Mary Stuart, 1542-1567.