Fonds consists of business records of various companies that evolved into I-XL Industries. For the following, years stated represent the range to which the records represent rather than the operating years of the entity. Companies include: Purmal Brick Company Limited (1907-1920), Medicine Hat Brick Company (1913-1914) , Gas City Brick Company (1916-1925), Medicine Hat Brick and Tile (1925-1984), Redcliff Pressed Brick (1913-1916), Gas City Clay Products(1921), Ross Clay Products (1920), and Redcliff Premier Brick Company (1939-1982), as well as I-XL Industries (1948-1990).
Records include: stock information; annual reports; financial records; correspondence, including that regarding assets and sales; description of operations; histories, legal documents, including an affidavit; catalogues and price lists plus other promotional materials; articles, blueprints including plants and a proposed Alberta-Hudson Bay Railway line; media clippings; photographs of equipment and operations.