
The Salcha River dominates this interior Alaskan landscape, serving as the central drainage for a complex network of tributaries including Bear Creek and Mascot Creek. In the late 1950s, this region remained largely unsurveyed on the ground, with topographical details captured primarily through photogrammetric methods from aerial surveys. The terrain is marked by significant hydrological features such as The Splits and the confluence of the North Fork and South Fork.
17 named features on this map. Tap any name to fly to it.
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3 editions found
1950 · Big Delta
USGS Topo · 1:250,000
1950 · Big Delta B-4
USGS Topo · 1:63,360
1951 · Big Delta
USGS Topo · 1:250,000
1953 · Big Delta B-4
USGS Topo · 1:63,360
1958 · Big Delta C-4
USGS Topo · 1:63,360
1958 · Big Delta D-4
USGS Topo · 1:63,360
1958 · Big Delta B-3
USGS Topo · 1:63,360
1958 · Big Delta C-3
USGS Topo · 1:63,360
1958 · Big Delta D-3
USGS Topo · 1:63,360
1958 · Big Delta B-2
USGS Topo · 1:63,360