Principles of railroad transportation,

"References" at end of most of the chapters.

Principles of economics,

Mode of access: Internet.

The principles of moral and political philosophy.

Mode of access: Internet.

Portraits and principles of the world's great men and women with practical lessons on successful life by over fifty leading thinkers.

Mode of access: Internet.

Liberty under law, an interpretation of the principles of our constitutional government,

Mode of access: Internet.

Sketches of North Carolina, historical and biographical, illustrative of the principles of a portion of her early settlers.

Mode of access: Internet.

Kant's principles of politics, including his essay on Perpetual peace. A contribution to political science.

Translator's introduction.- Idea of a universal history from a cosmopolitical point of view.- Principles of political right.- The principle of progress.- Perpetual peace.

Principles of mental physiology, with their applications to the training and discipline of the mind, and the study of its morbid conditions.

Mode of access: Internet.

Rudimentary treatise on galvanism, and the general principles of animal and voltaic electricity, with brief notices of the purposes to which it has been applied.

Mode of access: Internet.

On the principles of English university education ;

Of the subjects of university teaching.--Of direct and indirect teaching.--Of discipline.--Thoughts on the study of mathematics as a part of a liberal education.

Principles of mental physiology, with their applications to the training and discipline of the mind, and the study of its morbid conditions.

Mode of access: Internet.

Rudiments of the Latin tongue: A plain and easy introduction to Latin grammar; wherein the principles of the language are methodically digested, both in English and Latin. With useful notes and observations...

Mode of access: Internet.

Principles of geometry;

Mode of access: Internet.

How should I pronounce? or, The principles of the art of correct pronunciation : a manual for schools, colleges, and private use /

Mode of access: Internet.

The principles of moral and political philosophy.

Mode of access: Internet.