Columbia subject headings:
Arctic regions--Discovery and exploration--British.
Assistance (Ship)
Erebus (Ship)
Franklin, John, 1786-1847.
Terror (Ship)
Harvard subject headings:
Arctic regions--Description and travel.
Arctic regions--Discovery and exploration--English.
Arctic regions.
Assistance (Ship)
Belcher, Edward, Sir, 1799-1877--Travel--Arctic regions.
Erebus (Ship)
Franklin, John, 1786-1847--Travel--Arctic regions.
Natural history--Arctic regions
Terror (Ship)
Princeton subject headings:
Arctic regions.
Assistance (Ship)