
Delta River and Delta Creek dominate this 1952 topographic study within the Alaska-Fourth Judicial Division, revealing a landscape defined by braided river systems and glacial meltwater patterns. The survey, based on 1949 aerial photography, documents the complex hydrology of the region as these waters move toward the Tanana Valley. Small tributaries like Ptarmigan Creek are captured alongside a vast network of unnamed ponds and kettles, illustrating the periglacial geography of the northern foothills. For the geomorphologist or northern history researcher, this map provides a clear record of the river braided channels and drainage basins before mid-century shifts in the Alaskan interior. The lack of named settlements emphasizes the remote, wilderness character of this terrain during the early Cold War era, when such mapping efforts were essential for regional development and navigation.
3 named features on this map. Tap any name to fly to it.
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2 editions found
1949 · Big Delta A-6
USGS Topo · 1:63,360
1950 · Mount Hayes
USGS Topo · 1:250,000
1950 · Big Delta
USGS Topo · 1:250,000
1950 · Big Delta A-5
USGS Topo · 1:63,360
1950 · Mount Hayes D-4
USGS Topo · 1:63,360
1950 · Mount Hayes C-4
USGS Topo · 1:63,360
1950 · Big Delta A-4
USGS Topo · 1:63,360
1950 · Mount Hayes D-6
USGS Topo · 1:63,360
1950 · Mount Hayes D-5
USGS Topo · 1:63,360
1951 · Big Delta
USGS Topo · 1:250,000