On the national, political, and commercial importance of a railway from Halifax to Quebec : with an appendix, containing extracts from important despatches and acts of Parliament relating thereto, minutes of proceedings at meetings, &c. &c. &c. : with a m London : W. Penny, 1858. 85 pages, [1] folded leaf of plates : folded map ; 22

Todd, Alpheus

On the position of a constitutional governor under responsible government / by Alpheus Todd.  Ottawa : 1878.

Gilpin, Edwin

On the principles of unity in the church of God, a sermon preached in St. Paul's church ... at a visitation holden by the Lord Bishop of Nova Scotia / by Edwin Gilpin.  Halifax : Gossip & Coade, 1837. 18 pages ; 21 cm.

Forlong, William

On the transfiguration : a sermon delivered on the 6th March, 1864, in the old Presbyterian church, south Cornwallis, on the occasion of the dispensation of the Lord's Supper / by William Furlong.  Halifax : J. Barnes, 1864. 16 pages ; 20 cm.

Lamb, James B.

On the triangle run / James B. Lamb.  Toronto : Macmillan of Canada, 1986. xv, 237 pages, [8] pages of plates : illustrations ; 23 cm.

McLeod O'Reilly, Susan

On track : the railway mail service in Canada / Susan McLeod O'Reilly.  Hull, Quebec : Canadian Museum of Civilization, 1992. 151 pages : illustrations (some col.) ; 26 cm.

Cook, Gregory M.

One heart, one way : the life of Alden Nowlan / Gregory M. Cook.  East Lawrencetown : Pottersfield Press, 2003. 367 pages ; 23 cm.

Salterio, Paul W.

One name, one family : an Italian-American's search for continuity / Paul W. Salterio.  1st ed. New York : Vantage Press, 1987. xiv, 147 pages : illustrations ; 21 cm.

MacLean, Annie (Munroe)

Only a memory : the story of Canoe Lake, Cape Breton / Annie (Munroe) MacLean.  1991-. 108 pages : illustrations, maps, ports.; 22 cm.

Only on earth / Environment Canada.  Ottawa : Environment Canada, 198--. 23 pages : illustrations; 28 cm.

Zeman, Jarold Knox

Open doors : Canadian baptists 1950-1990 : popular addresses and articles / by Jarold K. Zeman ; introduction by George A. Rawlyk.  Hantsport : Published by Lancelot Press for Acadia Divinity College and The Baptist Historical Committee of the United Baptist Convention of the Atlantic Provinces, 1992. xv, 205, [6] pages : illustrations, ports. ; 21 cm.

Canada. Dept. of the Secretary of State

Opportunities for youth Ottawa : Information Canada, 1973. 600 pages

Allan, J.A.

Orangeism, Catholicism, and Sir Francis Hincks / by J. A. Allan.  Toronto : Hart & Rawlinson, 1877. 16 pages.

Diamond Jubilee of Confederation

Order of Proceedings programme National Thanksgiving by the People of Canada July 3, 1927. 11 pages : illustrations; 20 cm.

MacDonald, Grant

Organized labour encouraged worker co-ops in the 19th century / by Grant MacDonald.

Clavet, Alain

Orientation and management of cooperation at the Public Archives of Canada: a proposal for interpretation / by Alain Clavet.  Ottawa : Public Archives of Canada, 1983. [8], 167 l.: labels; 28 cm.

Gunnison, N

Origin, perpetuity and use of the Sabbath : a sermon / by N. Gunnison.  Halifax, N.S. : 1860. 14 pages ; 21 cm.

Origins : a history of Canada / Denise Boiteau.  Markham, ON. : Fitzhenry & Whiteside, 1989. 336 pages : illustrations (some colour) ; 29 cm.

Rome, David

Our archival record of 1933, Hitler's years / listed by David Rome ; with preface by Victor Sefton.  Montreal : Canadian Jewish Archives National Archives, 1976. 112 pages : illustrations ; 28 cm.

Mellish, Annie Elizabeth

Our boys under fire, or, Maritime volunteers in South Africa / by Annie Elizabeth Mellish.  Charlottetown, P.E.I.- : 1900. 120 pages : portraits ; 22 cm.

Fyfe, C. T.

Our heritage / by C.T. Fyfe and Lorne Pierce.  Toronto : The Ryerson Press and the Macmillans in Canada, 1960, 1948. x, 531 pages: illustrations; 19 cm.

Fyfe, C. T.

Our heritage Toronto : Ryerson Press, Macmillan, 1948. x, 531 pages : illustrations ; 20 cm.

Wilson, Edward F.

Our Indians in a new light : a lecture on the Indians, April-May, 1890 / by E.F. Wilson.  Halifax : Holloway Bros., 1890. 17 pages.

Our land / prepared by Canadian Citizenship Branch, Department of the Secretary of State.  Rev. ed. Ottawa : 1966. 50 pages; 4 pages of plates : illustrations; 1 coloured map; 20 cm.

Forsey, Eugene A.

Our present discontents / Eugene Forsey.