This historical map portrays the area of Heppner in 1981, primarily covering Morrow County as well as portions of Gilliam County, Wheeler County, and Umatilla County. Featuring a scale of 1:100000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Heppner region at the time. Published in 1981, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.