Historical topo
1953 edition
Scale 1:63,360
Quadrangle archive
Petersburg C-3, AK
3 available scans
Geographic overview
OpenStreetMap view of Petersburg C-3
The OpenStreetMap overview loads as this section approaches the viewport.
USGS archive
Quadrangle archive
3 available scans
Geographic overview
The OpenStreetMap overview loads as this section approaches the viewport.
USGS archive
