This historical map portrays the area of Brogan in 1990, primarily covering Malheur County. Featuring a scale of 1:24000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Brogan region at the time. Published in 1990, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.