Walter E. Lobo (1905-1995) was a chemical engineer, mostly for M. W. Kellogg Company catering to petroleum and chemical industries which performed contract research and development. The collection mainly consists of Lobo's microfilmed files (99 reels) dealing with chemical-, petroleum-, and energy-related topics (including laboratory and field reports). In addition, there are several documents, including a typescripts of reports and indexes of the microfilm.