
The Clackamas River serves as the industrial and logistical backbone of this region, which was surveyed between 1907 and 1913. Hydroelectric development is already advanced, as evidenced by the Upper Dam and River Mill, which supported the growing power needs of the Portland area. The timber and agricultural economy is anchored by settlements like Estacada and Boring, while the presence of the Intake Portland Waterworks on the Bull Run River highlights the critical role this watershed played in urban infrastructure. Local commerce and rural life are well-documented through specific family and industry landmarks, including Burghardt Mill and Fishers Mill. The topography transitions from the low-lying farmlands around Gresham into the dense timber of the Mount Hood National Forest, where the terrain becomes increasingly steep toward Whale Head and Wanderers Pk.
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5 editions found
1897 · Portland
USGS Topo · 1:62,500
1905 · Portland
USGS Topo · 1:62,500
1911 · Boring
USGS Topo · 1:48,000
1914 · Boring
USGS Topo · 1:62,500
1914 · Oregon City
USGS Topo · 1:62,500
1916 · Estacada
USGS Topo · 1:125,000
1918 · Troutdale
USGS Topo · 1:62,500
1924 · Mount Hood
USGS Topo · 1:125,000
1926 · Hood River
USGS Topo · 1:125,000
1927 · Mount Hood
USGS Topo · 1:125,000