This historical map portrays the area of Blue Canyon in 2015, primarily covering Emigrant Gap as well as portions of Maybert, Omega, and Blue Canyon. 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 Blue Canyon region at the time. Published in 2015, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1891 · Colfax
USGS Topo · 1:125,000
1892 · Colfax
USGS Topo · 1:125,000
1894 · Colfax
USGS Topo · 1:125,000
1898 · Colfax
USGS Topo · 1:125,000
1900 · Colfax
USGS Topo · 1:125,000
1902 · Colfax
USGS Topo · 1:125,000
1938 · Colfax
USGS Topo · 1:125,000
1949 · Alleghany
USGS Topo · 1:24,000
1950 · Colfax
USGS Topo · 1:62,500
1950 · Dutch Flat
USGS Topo · 1:24,000