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Incoming Resources
- The McHugh Complex of South-Central Alaska, by Sandra H.B. Clark
- Geology of the southern Appalachian Mountains, by Sandra H.B. Clark ; graphic design by Linda M. Masonic and edited by Elizabeth D. Koozmin
- Geology and mineral resource potential of the Chattanooga 1° x 2° quadrangle, Tennessee and North Carolina, a preliminary assessment, by Sandra H.B. Clark, G.T. Spanski, D.G. Hadley, and A.H. Hofstra
- The McHugh Complex of South-Central Alaska, by Sandra H.B. Clark
- Geochemical and geological reconnaissance in the Seventymile River area, Alaska, by Sandra H.B. Clark and Helen L. Foster
- Geochemical and geological reconnaissance in the Seventymile River area, Alaska, by Sandra H.B. Clark and Helen L. Foster
- Barite nodules in Devonian shales and mudstones of western Virginia, by Sandra H.B. Clark and Elwin L. Mosier
- Geology and mineral resource potential of the Chattanooga 1° x 2° quadrangle, Tennessee and North Carolina, a preliminary assessment, by Sandra H.B. Clark, G.T. Spanski, D.G. Hadley, and A.H. Hofstra
- The McHugh Complex of South-Central Alaska, by Sandra H.B. Clark
- Barite nodules in Devonian shales and mudstones of western Virginia, by Sandra H.B. Clark and Elwin L. Mosier
- Geochemical and geological reconnaissance in the Seventymile River area, Alaska, by Sandra H.B. Clark and Helen L. Foster