| title | creator | language | description | tableOfContents | contributor | subject | created |
| An Enquiry Concerning the Principles of Morals | Hume, David, 1711-1776 | en | | | | Ethics; Conduct of life | 2003-08-01 |
| A Leap in the Dark
A Criticism of the Principles of Home Rule as Illustrated by the
Bill of 1893 | Dicey, Albert Venn, 1835-1922 | en | | | | | 2005-04-06 |
| Farm drainage
The Principles, Processes, and Effects of Draining Land
with Stones, Wood, Plows, and Open Ditches, and Especially
with Tiles | French, Henry F. (Henry Flagg), 1813-1885 | en | | | | | 2007-11-10 |
| The Principles of Success in Literature | Lewes, George Henry, 1817-1878 | en | | | | | 2003-12-01 |
| How To Behave: A Pocket Manual Of Republican Etiquette, And Guide To Correct Personal Habits
Embracing An Exposition Of The Principles Of Good Manners;
Useful Hints On The Care Of The Person, Eating, Drinking,
Exercise, Habits, Dress, Self-Culture, And Be | Wells, Samuel R. (Samuel Roberts), 1820-1875 | en | | | | | 2008-09-12 |
| The Painter in Oil
A complete treatise on the principles and technique
necessary to the painting of pictures in oil colors | Parkhurst, Daniel Burleigh | en | | | | | 2010-01-06 |
| The Principles of Masonic Law
A Treatise on the Constitutional Laws, Usages and Landmarks of
Freemasonry | Mackey, Albert G. | en | | | | | 2004-04-01 |
| The Government Class Book
Designed for the Instruction of Youth in the Principles
of Constitutional Government and the Rights and Duties of
Citizens. | Young, Andrew W. | en | | | | | 2005-03-10 |
| Wanted, a Young Woman to Do Housework
Business principles applied to housework | Barker, C. Hélène, 1868- | en | | | | Domestics; Home economics | 2004-11-22 |
| Lectures on Land Warfare; A tactical Manual for the Use of Infantry Officers
An Examination of the Principles Which Underlie the Art of Warfare, with Illustrations of the Principles by Examples Taken from Military History, from the Battle of Thermopylae, | Anonymous | en | | | | Military art and science; Tactics | 2007-11-14 |
| Principles Of Political Economy
Abridged with Critical, Bibliographical, and Explanatory Notes, and a Sketch of the History of Political Economy | Mill, John Stuart, 1806-1873 | en | | | Laughlin, J. Laurence (James Laurence), 1850-1933 [Editor] | | 2009-09-27 |
| The Principles of Gothic Ecclesiastical Architecture, Elucidated by Question and Answer, 4th ed. | Bloxam, Matthew Holbeche, 1805-1888 | en | | | | Architecture, Gothic -- England; Church architecture -- England | 2006-11-08 |
| Moral Principles in Education | Dewey, John, 1859-1952 | en | | | | | 2008-04-25 |
| Principles of Home Decoration
With Practical Examples | Wheeler, Candace, 1827-1923 | en | | | | | 2004-12-08 |
| The Social Principles of Jesus | Rauschenbusch, Walter, 1861-1918 | en | | | | Jesus Christ -- Teachings; Christian ethics; Christian sociology | 2009-09-05 |
| The Fundamental Principles of Old and New World Civilizations | Nuttall, Zelia | en | | | | | 2010-04-20 |
| Principles of Geology
or, The Modern Changes of the Earth and its Inhabitants
Considered as Illustrative of Geology | Lyell, Charles, Sir, 1797-1875 | en | | | | | 2010-07-22 |
| On The Principles of Political Economy, and Taxation | Ricardo, David | en | | | | | 2010-07-31 |
| The Principles of Breeding
or, Glimpses at the Physiological Laws involved in the
Reproduction and Improvement of Domestic Animals | Goodale, S. L. (Stephen Lincoln), 1815-1897 | en | | | | Livestock; Breeding | 2007-06-22 |
| Theory of Circulation by Respiration
Synopsis of its Principles and History | Willard, Emma, 1787-1870 | en | | | | Blood -- Circulation; Respiration | 2006-08-15 |
| Peter Piper's Practical Principles of Plain and Perfect Pronunciation | Anonymous | en | | | | Tongue twisters; Alphabet books | 2008-04-09 |
| Gentle Measures in the Management and Training of the Young
Or, the Principles on Which a Firm Parental Authority May Be
Established and Maintained, Without Violence or Anger, and the Right
Development of the Moral and Mental Capacities Be Promoted by Met | Abbott, Jacob, 1803-1879 | en | | | | | 2004-03-01 |
| Masters of the English Novel
A Study of Principles and Personalities | Burton, Richard, 1861-1940 | en | | | | | 2004-06-25 |
| Principles of Freedom | MacSwiney, Terence J. (Terence Joseph), 1879-1920 | en | | | | Irish question; Home rule -- Ireland; Liberty | 2004-08-07 |
| Moral Principles and Medical Practice
The Basis of Medical Jurisprudence | Coppens, Charles, 1835-1920 | en | | | | Medical jurisprudence; Medical ethics | 2006-06-18 |