This historical map portrays the area of South Harpswell in 2021, primarily covering Portland as well as portions of Harpswell, Chebeague Island, and Long Island. Featuring a scale of 1:24,000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the South Harpswell region at the time. Published in 2021, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1892 · Freeport
USGS Topo · 1:62,500
1893 · Small Point
USGS Topo · 1:62,500
1893 · Casco Bay
USGS Topo · 1:62,500
1894 · Bath
USGS Topo · 1:62,500
1914 · Casco Bay
USGS Topo · 1:48,000
1916 · Casco Bay
USGS Topo · 1:62,500
1916 · Portland And Vicinity
USGS Topo · 1:62,500
1918 · Portland And Vicinity
USGS Topo · 1:62,500
1919 · Small Point
USGS Topo · 1:62,500
1920 · Bath
USGS Topo · 1:62,500