This collection consists of the papers of Francis W. Carpenter, a cast-iron toy inventor and manufacturer during the late 19th century. The materials are dated from 1860 to 1934, with the bulk of the materials dated from 1880 to 1897. The papers are comprised of correspondence, photographs, financial ledgers, receipts, patents, and more.

The Meccano records document production and sale of Meccano construction sets. The materials date from 1912 to 2005. The records are comprised of set instruction manuals and still images including photographic prints, 35mm slides, and negatives.