
Porcupine Mountains, Michigan
1956 with revisions 1:62,500 USGS topographic maps composite with shaded relief.

1956 with revisions 1:62,500 USGS topographic maps composite with shaded relief.

1980 Little Girls Point 1:24,000 USGS topographic map with shaded relief.


1999 Sylvania Wilderness Area USGS topographic map mosaic with shaded relief.


1991 USGS 1:100,000 topographic map with shaded relief in 24″ x 36″ layout. The scale in the layout is 1:109,200.

1954 USGS 1:62,500 Huron Mountain, Michigan topographic map with shaded relief in 20″ x 24″ layout.