The fonds contains textual records and graphic material, mostly photographs, related to the company Pierre Thibault Ltée, including: photograph albums, sales catalogues, calendars (marketing tool), technical drawings, maintenance and operating manuals, press clippings, bills, and other administrative or financial documents. There is also a video on VHS cassette and DVD from the program Aujourd’hui on the fire fighters festival of Pierreville and Saint-François-du-Lac.

The records are organized into 14 series: 1) Oversize photographs; 2) Slide and photograph albums; 3) Slide binders; 4) Catalogues, Manuals, and Public Relations; 5) Marketing and public relations; 6) Pierre Thibault company – Management, family, and operations; 7) Miscellaneous documents; 8) Manufacturing at the Thibault Factory – Fire – Canada: alphabetical order by customer 9) Thibault manufacturing – outside of Canada; 10) Thibault manufacturing by order number; 11) Thibault – miscellaneous manufacturing; 12) Thibault – unidentified manufacturing; 13) Thibault – Truck and pump parts; and 14) Other companies – manufacturing.

The collection consists of engineering drawings, photographic material, company records, employee records, product catalogues, company research, and other material relating to Waterous equipment, plant operations, and the employees of the Waterous Engine Works Co. 1874-1926, Waterous Ltd. 1926-1953 and Koehring-Waterous Ltd. 1953-1992. Textual records consist of corporate history, directors and shareholder’s minutes, order books, insurance appraisals, letters patents, deeds and mortgages, financial ledgers, stocks and bond issues, and brochures. There is also research by Roy Belshaw and his related correspondence. The engineering plans consist of 1773 drawings 1894-1931, mostly 1908-1931. Graphic material consists of 402 glass plate negatives, 171 negatives, 384 photographic prints, 1880-1960.