The firm of E.C. Beetem & Co. was established in 1901, incorporated as E.C. Beetem & Son, Inc. in 1923, and for a time was one of the leading carpet manufacturers in the United States. The company employed women in the finishing and materials departments, in the office, and at home assembling rag rugs; men were employed as weavers. This collection includes administrative records, correspondence with customers, selling agents, and rag dealers which document marketing strategies and pricing. Also included in this collection are some samples and drawings of rug patterns.

Floyd Hamilton Fish Jr. (1923-2009) was a mechanical engineer and inventor at E.I. du Pont de Nemours & Company between 1954 and 1986. E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company. Fish helped invent pneumacel, an inflated polyester foam. These records are a small group of documents relating to Fish's role in the pneumacel project and his attempt to revive it after his retirement, as well as the hiring process for engineers at DuPont and the activities of the Kennett Pike Association.