
Emigrant Gap Ridge dominates the southern landscape of this Natrona County survey, marking a significant topographical transition in the high plains. The intricate network of the Casper Canal, Bishop Lateral, and Johnson Lateral reveals the critical importance of water management in this arid ranching territory during the mid-twentieth century. These man-made watercourses cut across the natural drainage patterns of South Fork Casper Creek and several significant draws. Human activity is centered around the Thirtythree Mile Ranch, while the inclusion of Thirtythree Mile Road and Telephone Road alongside various pipelines illustrates the overlay of modern utility and transportation infrastructure onto traditional grazing lands. A solitary Radio Tower and a Gravel Pit further indicate the localized industrial and communication footprints within this expansive rangeland.
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2 editions found
1950 · Emigrant Gap
USGS Topo · 1:24,000
1950 · Goose Egg
USGS Topo · 1:24,000
1950 · Emigrant Gap NE
USGS Topo · 1:24,000
1951 · Oil Mountain
USGS Topo · 1:24,000
1951 · Emigrant Gap NW
USGS Topo · 1:24,000
1952 · Bishop
USGS Topo · 1:24,000
1955 · Arminto
USGS Topo · 1:250,000
1955 · Casper
USGS Topo · 1:250,000
1958 · Casper
USGS Topo · 1:250,000
1958 · Arminto
USGS Topo · 1:250,000