Robert Gray (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Robert Gray" in Spanish language version.

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5books.google.com

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archive.org

Pethick, Derek (1980). The Nootka Connection: Europe and the Northwest Coast 1790-1795. Vancouver: Douglas & McIntyre. pp. 21–22. ISBN 0-88894-279-6.
Hayes, Derek (1999). Historical Atlas of the Pacific Northwest: Maps of exploration and Discovery. Sasquatch Books. p. 61. ISBN 1-57061-215-3.
Pethick, Derek (1980). The Nootka Connection: Europe and the Northwest Coast 1790-1795. Vancouver: Douglas & McIntyre. pp. 139–140. ISBN 0-88894-279-6.

books.google.com

Thrapp, Dan L. (1991). Encyclopedia of Frontier Biography: G-O. University of Nebraska Press. p. 583. ISBN 9780803294196.
Clayton, Daniel Wright (2000). Islands of Truth: The Imperial Fashioning of Vancouver Island. University of British Columbia (UBC) Press. p. 137. ISBN 0774807415.
Gibson, James R. (1992). Otter Skins, Boston Ships, and China Goods: The Maritime Fur Trade of the Northwest Coast, 1785-1841. McGill-Queen's University Press. pp. 163-164. ISBN 0-7735-2028-7.
Clayton, Daniel Wright (2000). Islands of Truth: The Imperial Fashioning of Vancouver Island. University of British Columbia (UBC) Press. pp. 128-129. ISBN 0774807415.
Tovell, Freeman M. (2008). At the Far Reaches of Empire: The Life of Juan Francisco De La Bodega Y Quadra. University of British Columbia Press. pp. 205-209, 227. ISBN 9780774813679.

historylink.org

«Captain Robert Gray explores Grays Bay and charts the mouth of Grays River in May 1792». HistoryLink.org. Consultado el 16 de mayo de 2009.

nwsource.com

seattletimes.nwsource.com

Fur trader's descendants apologize to B.C. Indians, The Seattle Times

washington.edu

John Boit Describes European-Indian Violence, 1791-1792, Center for the Study of the Pacific Northwest, University of Washington.