Distribution of health services in the structure of State government, 1950.

First ed. published in 1929 by John A. Ferrell under title: Health departments of States and provinces of the United States and Canada.

Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct : with numerous illustrations : Part I : comparative physiology for the use of schools and colleges /

No more published.

Principles of zoology : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct, with numerous illustrations : part I, Comparative physiology, for the use of schools and colleges /

No more published under this title.

Age structure of the U.S. population in the 21st century.

Mode of access: Internet.