The Tonzona River dominates the southern reaches of this landscape, its wide drainage system carving through the Yukon-Koyukuk Census Area. To the north, the topographic relief shifts into the Slow Fork Hills, where the elevation rises steadily into defined ridges and slopes. This interior Alaskan terrain is defined by its complex network of waterways, including the winding course of Dennis Cr and the Pingston Creek drainage in the southwest. A small portion of the N Fork Jones Cr also appears, illustrating the intricate hydrology that characterizes this unorganized borough. The map provides a look at the vast Public Land Survey System grid, demarcated by numerous township and range lines such as t28s r30e and t27s r30e, which overlay a territory largely shaped by glacial and fluvial processes.
17 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1949 · McGrath
USGS Topo · 1:250,000
1950 · Medfra
USGS Topo · 1:250,000
1950 · McGrath
USGS Topo · 1:250,000
1950 · Talkeetna
USGS Topo · 1:250,000
1951 · Talkeetna
USGS Topo · 1:250,000
1952 · Mount McKinley
USGS Topo · 1:250,000
1958 · Talkeetna D-6
USGS Topo · 1:63,360
1958 · Talkeetna
USGS Topo · 1:250,000
1958 · Medfra A-1
USGS Topo · 1:63,360
1958 · McGrath D-1
USGS Topo · 1:63,360