1940 Map of Tualatin

This historical map portrays the area of Tualatin in 1940, primarily covering Washington County as well as portions of Clackamas County, Marion County, and Yamhill County. Featuring a scale of 1:62500, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Tualatin region at the time. Published in 1940, it is the sole known edition of this map.