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Oregon (Rookie Read-About Geography) by Susan Labella,  2007-03
The Oregon Companion: An Historical Gazetteer of the Useful,the Curious, and the Arcane by Richard H. Engeman,  2009-03-25
Netting the Sun: A Personal Geography of the Oregon Desert (Northwest Voices Essays) by Melvin R. Adams,  2001-05
Oregon geography ;: The people, the place and the time by Samuel Newton Dicken,  1965
Oregon Divided: A Regional Geography by Samuel N. Dicken, Emily F. Dicken,  1982-11
Oregon Geography (3rd Edition) by Samuel Newton Dicken,  1959-01-01
OREGON GEOGRAPHIC NAMES : FIFTH EDITION, REVISED AND ENLARGED by LEWIS A. MCARTHUR,  1982
Plants of the Oregon Coastal Dunes by Alfred M. Wiedemann, LA Rea J. Dennis, et all  1999-02
Oregon Mountain Ranges (Oregon geographic series) by George Wuerthner,  1987-04
The Pacific Northwest Coast: Living with the Shores of Oregon and Washington by Paul D. Komar,  1997-01-01
A voyage round the world: with a history of the Oregon mission ... To which is appended a full description of Oregon Territory, its geography, history ... benefit of emigrants to that rising country by Gustavus Hines,  2010-05-18
A Voyage Round the World: With a History of the Oregon Mission ... to Which Is Appended a Full Description of Oregon Territory, Its Geography, History ... Benefit of Emigrants to That Rising Country by Gustavus Hines,  2010-04-08
Geography of Oregon: Oregon Field Guide, Oregon Geographic Names Board 
Multnomah County, Oregon Geography Introduction: Lloyd District, Portland, Oregon  |