The fonds contains primary source material on the management, the congregation's affairs, finances, membership and activities of the Mansonville United Church from 1949 to 2018. It consists of correspondence, annual reports, historical sketches, press clippings, a postcard, and a photograph. It also provides information on the Mansonville-Austin Pastoral Charge, the Mansonville-Bolton Centre Pastoral Charge, and the Mountain Valley Pastoral Charge from the 1960s to 2018. Furthermore, the fonds also provides information on the congregation at East Bolton. It consists of annual reports, newsletters, press clippings, and an information sheet. The fonds is comprised of the followings series: Church Boards (1873-2007), Buildings and Property (1878-2001), Financial Resources (1919-2003), Banns/Marriage Certificates ([198-?], 1994), Annual Reports (1891-2012, 2016-2018), Baptisms, Marriages and Burials (1873-2009), Orders of Service (1987-1991), Funds (1949-2001), Membership (1874-2008), Historical (1954-1991), Newsletters (1981-1991), Organizations (1891-2012), Committees (1975-2002), Photographs ([18--]-1984), Press Clippings (1973-1991), and Miscellaneous (1984-1986).