The collection contains source material on various topics related to the Eastern Townships in the ninetieth and twentieth centuries such as settlement, colonization, politic, military, economy, transport, communication, health and welfare, education, religion and culture. It consists mainly of schedules, obituaries, by-laws, insurance policies, certificates, photographs, maps, drawings, posters, cards, petitions, genealogies, diaries, scrapbooks, newspapers, letters, songsheets, land grants, reports, ledgers, minutes of meetings, notebooks and programmes. The collection is comprised of the following series: Settlement and Colonization ([18--]-Photocopied 1994), Politics (1965-1974), Military (1802-1988), Economy (1830-1987), Transport and Communications (1826-1990), Health and Welfare (1931-1949), Education (1854-1998), Religion ([18-?]-Photocopied 1993), Culture ([18-?]-1990).