1841 Falkland Islands map by John Arrowsmith, fragment featuring Swan Island, States Harbour and Great Harbour (present Weddell Island, States Cove and Gull Harbour)
^The Falkland Islands:Archived 3 March 2018 at the Wayback Machine Surveyed by Capt. Fitz Roy R.N. and the Officers of H.M. Ship Beagle, 1834. The Inner Bays from Port Harriet to the Eagle Passage are from the Surveys of Lt. Sulivan and W. Robinson R.N., 1838 & 1839. Scale ca. 1:404000 map. London: John Arrowsmith, 1841
B. Stonehouse (ed.). Encyclopedia of Antarctica and the Southern Oceans. Chichester, West Sussex: John Wiley & Sons, 2002. 404 pp. ISBN978-0-471-98665-2
P.P. King and R. Fitzroy. The South America Pilot.Part II. From the Rio de la Plata to the Bay of Panama, including Magellan Strait, the Falkland, and Galapagos Islands. Fifth Edition. London: Printed for the Hydrographic Office, Admiralty, 1860. pp. 116–118