Brockhaus-1911: King's County · Queen's County · County · Down
Herder-1854: Kings County · County · Down
Meyers-1905: County-Hall · County-Court · Queen's County · King's County · County · County borough · County-Council · Swan-down · Broken-down · Down
Pagel-1901: Langdon-Down, John Langdon Haydon
Pierer-1857: Island County · County · Swans down · Down