1976 Map of Blackduck

This historical map portrays the area of Blackduck in 1976, primarily covering Beltrami County as well as portions of Itasca County and Koochiching 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 Blackduck region at the time. Published in 1978, it is the sole known edition of this map.