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Oregon State University - http://osulibrary.orst.edu/research/guides/maps/maproom.htm
Map Room at The Valley Library. |
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Oregon Trail Overview Map - http://endoftheoregontrail.org/maplibrary/oregontrail.html
According to the official government survey, the main trunk of the Oregon Trail stretches 1930 miles from Independence, Missouri, to Oregon City, Oregon. |
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Mount McLoughlin, Oregon - http://vulcan.wr.usgs.gov/Volcanoes/McLoughlin/Graphics/framework.html
Maps and graphics. |
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Perry-Castaņeda Maps of Oregon - http://www.lib.utexas.edu/maps/oregon.html
The Perry-Castaņeda Library Map Collection. |
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Oregon Historical County Records - http://arcweb.sos.state.or.us/county/cphome.html
Links to County boundaries in 1843 and Oregon counties and county seats. |