This historical map portrays the area of Prospect Valley in 2010, primarily covering Keenesburg as well as portions of Johnson, Sloan, and Krauss. 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 Prospect Valley region at the time. Published in 2010, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1890 · East Denver
USGS Topo · 1:125,000
1902 · Greeley
USGS Topo · 1:125,000
1949 · Sunnydale
USGS Topo · 1:24,000
1950 · South Roggen
USGS Topo · 1:24,000
1950 · Tampa
USGS Topo · 1:24,000
1950 · Keenesburg
USGS Topo · 1:24,000
1950 · Prospect Valley
USGS Topo · 1:24,000
1950 · Klug Ranch
USGS Topo · 1:24,000
1951 · Keenesburg
USGS Topo · 1:24,000
1951 · Prospect Valley
USGS Topo · 1:24,000