
The Morse, 1555.
From a History of the Northern Peoples, by Olaus Magnus, Public domain, via Wikimedia Commons
From a History of the Northern Peoples, by Olaus Magnus, Public domain, via Wikimedia Commons
Mirko Thiessen, CC BY-SA 3.0 <http://creativecommons.org/licenses/by-sa/3.0/>, via Wikimedia Commons
From Islandia, a 16th century map of Iceland by Abraham Ortelius, Public domain, via Wikimedia Commons
from Conrad Gesner's Historiae Animalium, 1854. R.C.West, Public domain, via Wikimedia Commons
from Conrad Gesner's Historiae Animalium, 1854. R.C.West, Public domain, via Wikimedia Commons
from Conrad Gesner's Historiae Animalium, 1854. R.C.West, Public domain, via Wikimedia Commons
Atlantic Walrus engraving (from a stuffed male specimen, based on Georges Louis Leclerc's 1765 Histoire naturelle, générale et particulière vol. 10) Jean-Emmanuel Gilibert, Public domain, via Wikimedia Commons
From the Carta Marina, by Olaus Magnus (1490-1557), Public domain, via Wikimedia Commons
Iurii Volkov, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons
AWeith, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons
Timinilya, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons
Ansgar Walk, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons
Koninklijke Bibliotheek, Public domain, via Wikimedia Commons
Description iconographique comparée du squelette et du système dentaire des mammifères récents et fossiles by Blainville, H.-M. Ducrotay de (Henri-Marie Ducrotay). Between 1839 and 1864. Blainville, H.-M. Ducrotay de (Henri-Marie Ducrotay), Public domain, via Wikimedia Commons
Atlantic Walrus engraving (from a stuffed male specimen, based on Georges Louis Leclerc's 1765 Histoire naturelle, générale et particulière vol. 10) Georges Cuvier, Public domain, via Wikimedia Commons
Internet Archive Book Images, No restrictions, via Wikimedia Commons
Bristol Bay, Walrus Islands, Round Island. Slide found in Historic Slide file. National Archives at College Park - Still Pictures, Public domain, via Wikimedia Commons
Kirill.uyutnov, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons