Petrography and correlation of Precambrian clastic sedimentary rocks associated with the Midcontinent Rift System /

Includes bibliographical references (pages 19-20).

Migratory farmworkers in the midcontinent streams /

Cover title.

Rift Valley fever eradication guide.

Mode of access: Internet.

The Uganda protectorate; an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift Valley and between the first degree of south latitude and the fifth degree of north latitude,

Appendix to chapter XIII "Anthropology," and to chapter XIV "Pygmies and forest negroes," by Dr. F. Shrubsall.

A. Geology and mineral paragenesis of the Pea Ridge Iron Ore Mine, Washington County, Missouri : origin of the rare-earth-element- and goldbearing breccia pipes /

Includes bibliographical references.