- Orca
- Ordeal by Compassion.
- Order and Insecurity in Germany and Turkey
- Orders of Exclusion
- Ordnance Gazetteer of Scotland ... Edited by F. H. Groome. Volume III. New edition.
- Ordnance Gazetteer of Scotland ... New edition. Edited by F. H. Groome. VOLUME I
- Organizing Democracy
- Organizing Empire
- Organon der Weltgeschichte.
- Orient Sunbeams; or, From the Porte to the Pyramids, by way of Palestine. [With plates.]
- Oriental Dance: Discovering the Art of Belly Dancing
- Oriental Networks
- Origin and Services of the Coldstream Guards. By Colonel Mac Kinnon.
- Original Contracts for the Survey of the Coast [between the Treasury Department and F. R. Hassler].
- Origines Transatlantiques. Belain d'Esnambuc et les Normands aux Antilles d'après des documents nou...
- Origins
- Origins of the Cold War 1941–1949
- Oroonoko. Prince et esclave. Roman colonial de l'incertitude
- Orthodox. [A novel.]
- Orthodoxy
- Orts- und Post-Lexikon der Schweiz. Amtliche Ausgabe der schweizerischen Postverwaltung. Mai 1866. [...
- Os Descobrimentos Portuguezes e os de Colombo. Tentativa de coordenação historica.
- Os Portuǵuezes na Africa, Asia, America e Oceania, ou historia chronologica dos descobrimentos ... ...
- Ostafrika, der Sudan und das Seeengebiet. Land und Leute, etc.
- Ostafrikanische Studien, etc.
- Oswald Cray.
- Oswald Cray. VOL. I
- Oswald Cray. Vol. III.
- Oswald Hastings; or, the adventures of a Queen's Aide-de-camp, vol. III
- Oswald Hastings; or, the adventures of a Queen's Aide-de-camp. Vol. II.
- Oswald von Northumbria
- Other Countries ... With maps and illustrations. Vol. I
- Other Men's Minds; or, Seven thousand choice extracts on history, science, philosophy, religion ... ...
- Otto of the Silver Hand. Written and illustrated by H. Pyle.
- Otto von Bismarck
- Ottoman Odyssey
- Ottomania
- Oude Geschiedenis ... Tweede herziene druk.
- Ought we to Visit Her?. Vol. I.
- Ought we to Visit Her?. Vol. II
- Ought we to Visit Her?. VOL. III
- Our Alma. An Australian story.
- Our Army on the Rio Grande: ... with descriptions of the battles of Palo Alto and Resaca de la Palma...
- Our Bleeding Planet
- Our Colony of Natal. [With a map.]
- Our Country. A household history, ... from the discovery of America to the one hundredth anniversary...
- Our Cruise in the Claymore, with a visit to Damascus and the Lebanon.
- Our Detachment.
- Our Detachment. Vol. II
- Our Detachment. Vol. III.
- Our Future Highway [i.e. the Euphrates Valley]. VOL. II
- Our Great Hearted Men
- Our Holiday in the East ... Edited by ... G. H. Sumner.
- Our Home by the Adriatic.
- Our Indian Wards. [A historical work.]
- Our Island Empire. A hand-book of Cuba, Porto Rico, Hawaii, and the Philippine Islands.
- Our Italy
- Our Life in the Swiss Highlands. By J. A. Symonds and his daughter Margaret. [With a portrait of J. ...
- Our Man
- Our Narrative. 1897-1898. [Travels in Egypt and the East.]
- Our Nationalities. [A series of ethnological treatises.]
- Our Native Land: a picturesque ramble through the three kingdoms ... With 108 illustrations.
- Our New States and Territories, being notes of a recent tour of observation through Colorado, Utah, ...
- Our Old Home
- Our Oriental Heritage
- Our own country. Descriptive, historical, pictorial.
- Our Parish Books, and what they tell us: Holy Cross, Westgate, Canterbury. Volume I.
- Our Parish Books, and what they tell us: Holy Cross, Westgate, Canterbury. Volume II.
- Our Radicals. A tale of love and politics ... Edited, with preface, by ... J. Percival Hughes. [With...
- Our Radicals. A tale of love and politics ... Edited, with preface, by ... J. Percival Hughes. [With...
- Our Sea-Coast Heroes; or, Stories of wreck and of rescue by the lifeboat and rocket ... With numerou...
- Our Street. Memories of Buccleuch Place.
- Our Visit to Hindostán, Kashmir and Ladakh.
- Our War
- Ours to Master and to Own
- Out of Ashes
- Out of Court. Vol. I.
- Out of Court. Vol. II.
- Out of Court. Vol. III
- Out of Due Season. A mezzotint.
- Out of her Sphere. Vol. III.
- Out of India. Things I saw, and failed to see, in certain days and nights at Jeypore and elsewhere. ...
- Out of the Fashion, etc.
- Out of the Workhouse.
- Out On a Limb
- Out on the World. Vol. I
- Out on the World. VOL. II
- Out on the World. Vol. III
- Out-doors at Idlewild; or, the shaping of a home on the banks of the Hudson.
- Outlines of the Constitutional History of the United States.
- Outlines of the Earth's History: a popular study in physiography ... Illustrated, etc.
- Outlines of Universal History from the Creation of the World to the present time. Translated from th...
- Outlines of universal history, in three parts, etc. pt. 1.
- Outras histórias
- Outside the Box
- Outsourcing Empire
- Over Here
- Over the Borders of Christendom and Eslamiah. A journey through Hungary, Slavonia, Serbia, Bosnia, H...
- Over the Borders of Christendom and Eslamiah. A journey through Hungary, Slavonia, Serbia, Bosnia, H...
- Over the Edge of the World
- Over There: War Scenes on the Western Front
- Over-Sea; or, England, France and Scotland as seen by a live American ... With numerous illustration...
- Overzigt van het Nederlandsche Rijks-Archief ... [By R. C. Bakhuizen van den Brink.] Eerste stuk. In...
- Oxford Commemoration. By a Fellow of Experientia.
- Où mène le souvenir. Ma vie