About Helen Cowan Helen I. Cowan, a graduate of the University of Toronto and a former teacher of history, has published many articles and reviews on population movements in leading historical journals. Books by Helen Cowan British Emigration to British North America The First Hundred Years (Revised and Enlarged Edition) by (author) Helen Cowan British Emigration to British North America The First Hundred Years (Revised and Enlarged Edition) by (author) Helen Cowan