The Amelia (“Millie”) McCarthy papers are a compilation of writings, memorabilia, publicity clippings, and other documentation related to her involvement in the coin-op industry. Many materials are undated, though the bulk of them are likely from the 1990s.

The Duncan Brown collection of Williams pinball drawings includes 277 gb of digital materials. The files are comprised of digital surrogates of images and documents related to the design, production, and advertisement of pinball machines. The materials date from 1932 to 2015, with the bulk of material dating from 1970 to 1990.

The Ken Fedesna papers are a compilation of documentation on various projects from Midway/Williams during the 1990s-2000s, including TouchMaster, the Midway Tournament Network, Infinity System, and more. The bulk of the materials are dated between 1995 and 2003.

The Larry Bieza coin-op and amusements history collection is a compilation of published fliers, original and photocopied reference, company memos, photographs, and other documentation relating to the history of various coin-operated game and amusement companies and their products. The bulk of the materials are from the 1930s-1980s.

The Larry DeMar papers contain documentation on the creation of the Williams' pinball game Banzai Run (1988), as well as business cards from DeMar's career in pinball and the games industry. These photographs document component testing, prototype building, manufacturing, playtesting, and more. The engineering logbook, annotated by DeMar and Pat Lawlor, documents the development process of Wreck N Ball/Banzai Run.

The L.B.D. Amusement Co., Inc. collection is a compilation of inventory lists, arcade tickets, licenses, photographs, stationary, and more relating to two arcades owned by the Rabkin family. The bulk of the materials are dated between 1946 and 1964.

The Ralph Coppola papers comprise game development papers, business records, and collected materials. The bulk of the materials are dated between 1982 and 1994.

The Steve Kordek coin-op and amusements collection is a compilation of fliers, brochures, hand-outs, manuals, and catalogs collected by Kordek during his six decades in the coin-operated games industry. The bulk of the materials are from 1968 through 1995.

The United Manufacturing Co. records are an assemblage of game design documentation (mainly wiring diagrams and disc diagrams) for projects produced by United during the late 1940s through its merger with Williams in 1964.