1962 Map of School Grove Lake

This historical map portrays the area of School Grove Lake in 1962, primarily covering Yellow Medicine County as well as portions of Redwood County and Lyon 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 School Grove Lake region at the time. Published in 1964, it is the sole known edition of this map.