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- Investigation of Scallon-Todd lease, Aitkin County, Minn.
- Core-drill sampling of Cuyuna-range manganiferous iron formations, Crow Wing County, Minn.
- Lake Superior iron resources :metallurgical evaluation and classification of nonmagnetic taconite drill cores from the west central Mesabi Range
- Anionic flotation of silica from geothitic iron-bearing materials, Cuyuna Range, Minn.
- Experimental conversion of hematite to magnetite with solid reductants
- Lake Superior iron resources :further metallurgical evaluation of Mesabi Range nonmagnetic taconites (reduction roasting and magnetic separation)
- Flotation of Marquette Range nonmagnetic taconite using innovative procedures