| title | creator | language | description | tableOfContents | contributor | subject | created |
| Observations on the Mussulmauns of India
Descriptive of Their Manners, Customs, Habits and Religious Opinions Made During a Twelve Years' Residence in Their Immediate Society | Meer Hasan Ali, Mrs. | en | | | Crooke, William, 1848-1923 [Editor] | India -- Social life and customs; Muslims -- India | 2004-08-07 |
| An Appeal to the British Nation on the Humanity and Policy of Forming a National Institution for the Preservation of Lives and Property from Shipwreck (1825) | Hillary, William, Sir, 1771-1847 | en | | | | Lifesaving -- Great Britain; Shipwrecks | 2008-11-24 |
| Observations on the Causes, Symptoms, and Nature of Scrofula or King's Evil, Scurvy, and Cancer
With Cases Illustrative of a Peculiar Mode of Treatment | Kent, John | en | | | | Scrofula; Scurvy; Cancer | 2007-11-13 |
| The Gipsies' Advocate
or, Observations on the Origin, Character, Manners, and Habits of
The English Gipsies | Crabb, James, 1774-1851 | en | | | | | 2006-11-17 |
| The Starvation Treatment of Diabetes | | en | | | | Diabetes; Diet in disease | 2008-07-14 |
| Experiments and Observations on Different Kinds of Air | Priestley, Joseph, 1733-1804 | en | | | | Chemistry -- Early works to 1800; Air -- Early works to 1800 | 2009-08-19 |
| Observations on the Present State of the Affairs of the River Plate | Baines, Thomas | en | | | | | 2010-08-02 |
| A Terminal Market System
New York's Most Urgent Need; Some Observations, Comments,
and Comparisons of European Markets | Black, Madeleine | en | | | | Markets; Markets -- New York (State) -- New York | 2009-04-22 |
| An Englishman's Travels in America
His Observations of Life and Manners in the Free and Slave States | Benwell, John | en | | | | | 2004-01-01 |
| In the Flash Ranging Service
Observations of an American Soldier During His Service
With the A.E.F. in France | Trueblood, Edward Alva | en | | | | | 2008-07-27 |
| Prufrock and Other Observations | Eliot, T. S. (Thomas Stearns), 1888-1965 | en | | | | | 1998-09-01 |
| America To-day, Observations and Reflections | Archer, William, 1856-1924 | en | | | | | 2004-07-22 |
| Publications of the Scottish History Society, Volume 36
Journals of Sir John Lauder Lord Fountainhall with His Observations on Public Affairs and Other Memoranda 1665-1676 | Fountainhall, John Lauder, Lord, 1646-1722 | en | | | | France -- Description and travel; Great Britain -- Description and travel; Fountainhall, John Lauder, Lord, 1646-1722 -- Diaries; Judges -- Great Britain -- Diaries | 2004-07-17 |
| Conduct of Sir William Howe
Observations upon the Conduct of S-r W——-m H—e at the White Plains; As Related in The Gazette of December 30, 1776 | Mauduit, Israel, 1708-1787 | en | | | | | 2010-08-16 |
| A Description of Modern Birmingham
Whereunto Are Annexed Observations Made during an Excursion Round the Town, in the Summer of 1818, Including Warwick and Leamington | Pye, Charles, 1777-1864 | en | | | | | 2004-03-01 |
| Fifty Years a Hunter and Trapper
Autobiography, experiences and observations of Eldred
Nathaniel Woodcock during his fifty years of hunting and
trapping. | Woodcock, Eldred Nathaniel | en | | | | | 2010-10-12 |
| A Guide to Methods and Observation in History
Studies in High School Observation | Davis, Calvin Olin | en | | | | | 2007-03-24 |
| A Book for All Readers
An Aid to the Collection, Use, and Preservation of Books
and the Formation of Public and Private Libraries | Spofford, Ainsworth Rand, 1825-1908 | en | | | | Library science; Books | 2007-09-15 |
| Micrographia
Some Physiological Descriptions of Minute Bodies Made by Magnifying Glasses with Observations and Inquiries Thereupon | Hooke, Robert, 1635-1703 | en | | | | | 2005-03-29 |
| A Lecture on the Preservation of Health | Garnett, Thomas, 1766-1802 | en | | | | | 2006-05-11 |
| A Tour of the Missions
Observations and Conclusions | Strong, Augustus Hopkins, 1836-1921 | en | | | | Missions; East Asia -- Description and travel | 2008-12-08 |
| Some Observations on the Ethnography and Archaeology of the American Aborigines | Morton, Samuel George, 1799-1851 | en | | | | | 2009-06-24 |
| Observations on the Mississippi Kite in Southwestern Kansas | Fitch, Henry S., 1909-2009 | en | | | | | 2010-08-12 |
| Observations of an Orderly
Some Glimpses of Life and Work in an English War Hospital | Muir, Ward, 1878-1927 | en | | | | | 2006-02-01 |
| Observations upon the Prophecies of Daniel, and the Apocalypse of St. John | Newton, Isaac, Sir, 1642-1727 | en | | | | | 2005-10-15 |