
The Big Mud River snakes across the southern reaches of this interior Alaskan wilderness, as documented by the Geological Survey during the early 1950s. The landscape is defined by its drainage systems and high points, where surveying parties established vertical angle bench marks (VABMs) to master the geography. Notable peaks include VABM 2045 Two and VABM 1923 Seven, serving as critical triangulation points for mapping the remote terrain.
6 named features on this map. Tap any name to fly to it.
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2 editions found
1948 · Kantishna River
USGS Topo · 1:250,000
1951 · Kantishna River
USGS Topo · 1:250,000
1951 · Ruby
USGS Topo · 1:250,000
1952 · Ruby B-1
USGS Topo · 1:63,360
1952 · Ruby B-2
USGS Topo · 1:63,360
1952 · Kantishna River C-6
USGS Topo · 1:63,360
1952 · Ruby D-1
USGS Topo · 1:63,360
1952 · Ruby C-2
USGS Topo · 1:63,360
1952 · Kantishna River
USGS Topo · 1:250,000
1952 · Kantishna River B-6
USGS Topo · 1:63,360