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Filter Total Items: 171126

A study of the scales of whitefishes of known ages

Abstract has not been submitted
Authors
John Van Oosten

Additions to the flora of the Wilcox group

A rather full account of the extensive flora contained in the lower Eocene strata of the Mississippi embayment which are referred to the Wilcox group was published in 1916. At that time it was not possible to obtain sections of the numerous specimens of petrified wood that had been collected from these beds. These woods have since been sectioned and studied, and it seems eminently desirable to pl
Authors
Edward Wilber Berry

Boundaries, areas, geographic centers and altitudes of the United States and the several States with a brief record of important changes in their territory

Boundaries between countries are established by treaties made by the sovereign powers concerned.A boundary between two States of the United States may be changed by agreement of the State legislatures, but this agreement must be approved by Congress. The United States Congress can not change a State boundary without the consent of the State, nor can two States by mutual agreement change their comm
Authors
Edward M. Douglas

Carlyle-Centralia folio, Illinois

No abstract available.
Authors
Eugene Wesley Shaw

Contributions to economic geology (short papers and preliminary reports), 1922 : Part I. - Metals and nonmetals except fuels

No abstract available.
Authors
F. L. Ransome, G. R. Mansfield, Ernest Francis Burchard