The collection consists of voters' lists for the Township of Langley, B.C. (1900-1982), lists of candidates in municipal elections (1900), and notices of municipal elections (1903).

The fonds consists of correspondence, speeches, articles, notes, minutes, photographs, scrapbooks and other records relating to Thompson's personal life, his involvement with various organizations, his military career and work in Ethiopia, his political career as MP and national leader of the Social Credit Party of Canada, and his work as an educator.

Fonds consists of financial records, minutes of meetings, newspaper clippings, notes, and ephemera.