
Molalla stands as the central hub of this Clackamas County landscape, where the Molalla River and its various tributaries like Milk Creek and Gribble Cr shape the valley's character. The area's mid-20th-century aviation and infrastructure are well-documented, featuring the Mulino State Airport and Skydive Oregon Airport alongside historic crossings such as Wrights Bridge and Meadowbrook Bridge. Smaller settlements like Mulino, Liberal, and Union Mills are scattered across the terrain, reflecting a pattern of rural development tied to the local watercourses and road networks.
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This is the sole edition of this map. No revisions or reprints were ever made.
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
1939 · Molalla
USGS Topo · 1:62,500
1939 · Oregon City
USGS Topo · 1:62,500
1940 · Molalla
USGS Topo · 1:62,500
1940 · Boring
USGS Topo · 1:62,500
1941 · Oregon City
USGS Topo · 1:62,500
1948 · Vancouver
USGS Topo · 1:250,000