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Migration and the development of economic opportunity in the Pacific Northwest;a report by the Pacific Northwest Regional Planning Commission with cooperation of Pacific Northwest Land Advisory CommitteeBookप्रकाशित 1939
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द्वारा Kerr, Clark, 1911-2003
प्रकाशित 1942 -
Exodusjourney to the promise land African American migration settlement and activity in Clark County and Vancouver Washington 1825-2000Bookद्वारा Franklin, Joseph, 1936-
प्रकाशित 2004