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1. Geology of the Cuyuna district, Minnesota: a progress report, Bulletin 36, Plate 1

1955. Grout, Frank F. and Wolff, J.F., Sr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) around the Cuyuna district, Minnesota, ...

2. Geology of the Cuyuna district, Minnesota: a progress report, Bulletin 36, Plate 2

1955. Grout, Frank F. and Wolff, J.F., Sr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) the Cuyuna Iron District, North Range a...

3. Geology of the Cuyuna district, Minnesota: a progress report, Bulletin 36, Plate 3

1955. Grout, Frank F. and Wolff, J.F., Sr. Cross section B-B, geology of the Cuyuna Range, Minnesota, scale 1 inch = 500 feet.

4. Geology of the Cuyuna district, Minnesota: a progress report, Bulletin 36, Plate 4

1955. Grout, Frank F. and Wolff, J.F., Sr. Cross sections A-A and C-C, geology of the Cuyuna Range, Minnesota, scale 1 inch = 500 feet.

5. Geology of the Cuyuna district, Minnesota: a progress report, Bulletin 36, Plate 5

1955. Grout, Frank F. and Wolff, J.F., Sr. Map of west extension of South Range, Cuyuna Iron District, Minnesota, scale 1 inch = about 3/4 mile.

6. Geology of the Cuyuna district, Minnesota: a progress report, Bulletin 36, Plate 6

1955. Grout, Frank F. and Wolff, J.F., Sr. Diagram showing correlation of subdivisions of Iron-Formations Cuyuna, Mesabi, and Gogebic Ranges, Minnesota, , vertical scale 1 inch = about 200 f...