
The Willamette Valley serves as the geographic heart of this mid-century survey, flanked by the Coast Range to the west and the towering peaks of the Cascade Range to the east. By 1960, the corridor between Salem and Eugene shows a well-developed network of transportation and water management, anchored by the Southern Pacific and Oregon Electric railroads. Major hydroelectric and flood control projects are evident in the presence of Detroit Lake, Foster Reservoir, and Fern Ridge Lake, which reshaped the hydrology of the Santiam River and McKenzie River systems. Along the Pacific shoreline, the map details the early development of coastal communities like Newport, Depoe Bay, and Lincoln City, alongside protected lands such as Siuslaw National Forest and the Heceta Head Lighthouse State Park. From the high timber of Mount Jefferson to the agricultural reaches of Corvallis and Albany, the map captures the transition from a resource-driven frontier to a settled regional economy.
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8 maps found