1981 Map of Calpine

This historical map portrays the area of Calpine in 1981, primarily covering Sierra County as well as portions of Plumas 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 Calpine region at the time. Published in 1982, it is one of 2 known editions of this map due to revisions or reprints.