1930 Map of Grand Coulee Sheet 3

This historical map portrays the area of Grand Coulee Sheet 3 in 1930, primarily covering Washington. Featuring a scale of 1:31680, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Grand Coulee Sheet 3 region at the time. Published in 1930, it is the sole known edition of this map.