This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations.

Offers a thorough examination of Afro-Barbadian migration to Liberia during the mid- to late nineteenth century.

Warner describes the Proctor men as "inarticulate." They left no personal papers and no indication of their attitudes toward their hardships. As a result, this work relies heavily on local government documents and oral history.

"This book is the result of a study in which the authors identified all of the American women who earned PhD's in mathematics before 1940, and collected extensive biographical and bibliographical information about each of them.