At seventy a journal by Sarton, May 1912-

Hen's teeth and horse's toes by Gould, Stephen Jay

Inevitable revolutions the United States in Central America by LaFeber, Walter

Historical reason by Ortega y Gasset, Jose 1883-1955

Psychology of learning readings in behavior theory

Abnormal psychology by Rosenhan, David L.

Table of contents only

Modern international economics by Ethier, Wilfred J.

Statistics for business and economics methods and applications by Mansfield, Edwin

The intemperate zone the Third World challenge to U.S. foreign policy by Feinberg, Richard E.

Elements of biological science by Keeton, William T.