Sub-series 3. Facilities Files, 1895-1992

Arranged alphabetically by subject, this sub-series contains materials pertaining to various facilities of Dearborn Chemical Company and its corporate predecessor Dearborn Drug and Chemical Works. A majority of the materials regard Dearborn Chemical Company's facility in Lake Zurich, Illinois. A noticeable amount of materials regarding the Dearborn concern's various facilities in Chicago, Illinois, including, but not limited to, the 35th Street Manufacturing Plant and Merchandise Mart Offices are also present here.

The contents of the Facilities Files consist of a variety of materials. Correspondence, press releases, bulletins, newspaper articles, and legal documents are the most common materials in this sub-series. Blueprints, drawings, drugstore licenses, magazine articles, article reprints, and brochures are also present in this sub-series. Notes, handouts, a drawing reproduction of Dearborn's LaSalle Street Works, a copy of the publication Village of Lake Zurich 75th Anniversary Celebration are also preserved here. An open house guest book, a space planning study, a capital appropriations request, and a handful of photographs are found in this sub-series as well.