This series contains documents on the history of the Wood Products Extension at North Carolina State University. The series includes information on William E. Keppler, the head of the Wood Products Extension section and has documents that relate to his work with the Extension service.

This series contains letters, memoranda, and papers that were generated by specialists, namely William Keppler, Donald Nelson and Nancy Keppler, William Keppler's wife, after her husband's death. There are also two papers that were originally attached to one of the letters in this series. The letters are arranged chronologically.

This series contains brochures advertising various courses, video courses, seminars, and symposia in the wood industry offered by North Carolina State University.

This series contains, for the most part, papers from various seminars in the late 1960s. The first folder, Rough Mill Yield and Operations Seminar, contains the various speakers' papers from this seminar, which was hosted by North Carolina State University on December 1, 1966. The second folder contains papers that relate to the Hardwood Dimension Stock Yield Optimization Workshop. The third folder contains miscellaneous papers that were presented at various workshops or that were on file.

This series deals primarily with the Wood Products Extension Specialist Training School. Most of the documents date from either 1961 or 1962. The series consist of worksheets, answer sheets, course outlines, data sheets, and handouts. While the Workshop for Maximum Hardwood Yield in the Rough Mill has nothing to do with the specialist school, the records contain documents relating to the workshop, like itineraries, a program for the two-day workshop, a report, and a registrant list. This workshop, which was similar to the previous workshops held in North Carolina and New Hampshire, was held in Jamestown, N.Y., 1967 May 24 - 25, and was in association with New York State College of Foresty, Forest Products and the Manufacturers Association of Jamestown. The Slide Index contains a master index of 35 mm slide sets developed by the Wood Products Extension.

This series, the largest in this collection, contains reports, newsletters, books, and manuals. Reports contains miscellaneous reports of the Wood Products Extension in North Carolina and other states. The second folder, Pamphlets, contains a collection of pamphlets from seminars, workshops, and other miscellaneous educational information. The Activity Reports were produced by Extension Forest Resources, and date from 1981 to 1999. Following that, the next set of folders pertain to the , which was put out by the Extension Forest Products Utilization and Marketing and date from 1968 to 1979. covers 1988 to 1993. The Extension Service, Natural Resources and Rural Development, ultimately a division of the United States Department of Agriculture, published these Wood Products Extension publications. There are also books and manuals included in this series. Most of the manuals are 'how-to' books.