Length of life; a study of the life table,

"List of sources": p. 359-363. Bibliographical footnotes.

Length of life; a study of the life table,

Bibliography: p. 379-385; "References" at end of chapter 9.

Of a temporary character : an historic structure report of first fort, second fort, and the arsenal and historical base map, Fort Union National Monument, Fort Union, New Mexico /

Includes bibliographical references (p. [93]-101).