Canadian Historic Sites. Occasional Papers in Archaeology and History No. 02. Includes Archaeological Research at the Fortress of Louisbourg, 1961-1965 by Edward Mcm. Larrabee / a 'Rescue Excavation' at the Princess Half-Bastion, Fortess of Louisbourg, by Bruce W. Fry / an Archaeological Study of Clay Pipes from the King's Bastion, Fortress of Louisbourg by Iain C. Walker